| 1966 DUMBRELL Design Animal Ear Tag Patent 36656 |
| 1881 SPITZ Ear Muff Protector Clothing Patent 30809 |
| 1881 XAVERY Ear Piercing Tool Patent 6056 |
| 1918 BASCH Foldable Ear Neck Protector Patent 31392 |
| 1966 BOYER Noise Block Ear Muff ELECTRIC Patent 32291 |
| 1920 WALTON Drum Tightening Ear Patent Print Art |
| 1963 COWAN Ear Pressure Pods Patent Print Art |
| 1876 SEDGWICK Ear Muff Knitted Woven NASH Patent 30776 |
| 1945 WOODRUFF Receiver Ear Piece ELECTRIC Patent 41329 |
| 1932 HEKLER Ear Protector Shields HORACEK Patent 31615 |
| 1921 OTTO MEYER Drum Ear Patent Print Art |
| 1951 LEEMING Ear Muff Head Covering Patent 32091 |
| 1964 CANNAVO Ear Corn Splitter Patent 13354 |
| 1951 DOLTON Jewelled Ear Muff Design Patent 32086 |
| 1942 KESH Flexible Ear Cushion Telephone Patent 41298 |
| 1960 SCANLON Telephone Ear Piece Design Patent 41521 |
| 1923 SALT LAKE STAMP COMPANY Ear Tag Patent |
| 1885 PLESSNER Ear Plug Design Patent 8276 |
| 1953 DUMBRELL Design Ear Tag Sheep Animals Patent 36511 |
| 1927 WALSH Thin Cover Ear Protector Patent 31520 |
| 1941 SHARBAUGH Helmet Ear Tug SAFETY Patent 47341 |
| 1923 FRETZ WARREN Ear Tag Patent Print Art |
| 1955 MILLINGER Ornamental Design Ear Muff Patent 32211 |
| 1947 HURST Molded Plastic Ear Muff Backing Patent 31962 |
| 1969 ERIKSSON Removable Ear Piece Design Patent 41620 |
| 1934 GORDON Ear Protector Snug Fit Cone Patent 36351 |
| 1926 LENK FRANK Ear Tag Patent Print Art |
| 1934 ABRAHAM Ear Muff Design COMFORT Patent 31650 |
| 1955 NORRIS Ornamental Design Ear Radio Patent 33198 |
| 1927 THOMPSON Ear Protector Guard MCGINNIS Patent 31519 |
| 1973 COCKBURN Design Ear Tag TOUGH Patent 36800 |
| 1913 WILLIAMS Ear Corrector Patent 6185 |
| 1968 DANA CO C H Animal Ear Tag Patent Print Art |
| 1875 EDGAR Ear Mufflers Protect From Cold Patent 30769 |
| 1918 GAFFNEY Ear Protector Original Design Patent 43689 |
| 1958 PITCHER Ear Pencil Holder Design Patent 32213 |
| 1923 HENNEFER EDWIN Ear Tag Patent Print Art |
| 1969 MACKEY Ear Muff Design Patent 8688 |
| 1956 NORRIS Ornamentation Ear Radio Patent 33218 |
| 1934 SUTTON Ear Protector Design Patent 31679 |
| 1939 J O KER Tamperproof Ear Tag Patent Print |
| 1952 HERMAN Telephone Earpieces Ear Pad Patent 41432 |
| Ear Hanging Mirror Patent Artwork Print 4144 |
| 1913 MARKOFF Rubber Head Ear Protector Patent 31320 |
| 1957 NORRIS Ornamental Design Ear Radio Patent 33238 |
| 1943 BERG Ear Protector Hair Nets Cover Patent 36437 |
| 1941 REINEMER Ear Brow Muff Cover Patent 31841 |
| 1910 PASSMAN Ear Protector Cap LIEDERMAN Patent 31278 |
| 1959 FLEISCHER Ear Muff Ornamental Design Patent 32220 |
| 1956 NORRIS Ornamental Ear Radio Design Patent 34110 |
| 1937 ROSENBERG Knitted Ear Muff Protector Patent 31735 |
| 1976 MEEKS Ear Tag Controlling Hog Louse Patent 36891 |
| 1957 NORRIS Ear Radio Ornamental Design Patent 33237 |
| 1879 BONHAM Single Piece Ear Muff Patent 30789 |
| 1969 HAASE Middle Ear Prosthesis CORNING Patent 33536 |
| 1946 BERG Ear Muff Excludes Cold Air Patent 31939 |
| 1982 DOAN Ear Wax Remover Tooth Pick Patent 29909 |
| 1967 WALLACE JOHN Livestock Ear Tag Patent Print |
| 1945 HECHLER Design Ear Piece Hearing Aids Patent 33013 |
| 1932 LEVI Aviators Helmet Ear Flaps COOPER Patent 47441 |
| 1962 WALL Plastic Foam Ear Muff Design Patent 32251 |
| 1971 FEARING Design Ear Tag Animals Patent 36764 |
| 1973 FEARING Ornamental Design Ear Tag Patent 36804 |
| 1895 CALLESON Corn Ear Holder Patent 7674 |
| 1893 JORDAN Surgical Ear Tool Patent 8299 |
| 1939 ASHTON Tamperproof Ear Tag Patent Print Art |
| 1948 SCHWARTZ Ornamental Design Ear Muff Patent 32022 |
| 1933 COHN Swimmers Ear Plug Patent 8653 |
| 1971 RITCHEY Ear Tag Identification Patent 36778 |
| 1956 NORRIS Ear Radio Ornamental Design Patent 33216 |
| 1966 STRZALKOWSKI Ear Hearing Aid Unit Patent 33470 |
| 1969 JACOBSON Design Animal Ear Tag Patent 36721 |
| 1972 HAMES Ear Covering Ornamental Design Patent 32336 |
| 1946 WOODRUFF Receiver Ear Piece ELECTRIC Patent 41340 |
| 1966 SAYRE Design Livestock Ear Tag Patent 36669 |
| 1956 NORRIS Ornamental Design Ear Radio Patent 33217 |
| 1886 BARNES Adjustable Fabric Ear Muff Patent 30849 |
| 1898 MULCONROY Telephone Removable Ear Piece Patent 860 |
| 1976 STEPHENSON Ear Tag Inserting Pliers Patent 36900 |
| 1961 DUMBRELL Ear Tag Cattle Marking Patent 36590 |
| 1941 GRAVES Ear Protector Beauty Parlors Patent 31831 |
| 1968 NICHOLS JR Animal Ear Tag Patent Print Art |
| 1932 RENO Ear Protector Shell Form SEAFIDI Patent 32185 |
| 1950 GOLDMAN Flexible Ear Muff Band Patent 32068 |
| 1926 FRETZ Ear Tag Applying Device Patent Print |
| 1949 PIZZANO Design Necklace Ear Rings Patent 39966 |
| 1943 SAHLMANN Ear Protecting Tool LOSALA Patent 31888 |
| 1952 HUSSEY Ear Protector Against Heat Air Patent 32112 |
| 1974 MORRIS Design Dog Ear Grooming Holder Patent 36845 |
| 1966 DUMBRELL Animal Ear Tag Design Patent 36655 |
| 1901 PEDRETTI Design Ear Speculum Blades Patent 32607 |
| 1963 MCMURRAY HERMAN Ear Tag Pliers Patent Print |
| 1942 JOHNSON Simple Low Cost Ear Muff Patent 31863 |
| 1967 MELIN Ear Tag And Tag Applying Tool Patent |
| 1943 WILLIAMS Ear Phone Design Patent 9076 |
| 1869 LEWINE Fur Collar Ear Protector Patent 8529 |
| 1963 COWAN GEORGE Ear Pressure Pods Patent Print |
| 1940 KERR Two Ear Pieces Stethoscope Patent 32907 |
| 1988 UPTON Protective Ear Covering Dogs Patent 37027 |