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Patent applications and USPTO patent grants for Altmayer; John.The latest application filed is for "tunable dipole antenna".
Patent | Date |
---|---|
Tunable dipole antenna Grant 4,201,990 - Altmayer May 6, 1 | 1980-05-06 |
Citizens band mobile antenna mounting structure Grant 4,186,401 - Altmayer January 29, 1 | 1980-01-29 |
Indoor radio antenna Grant D251,298 - Altmayer March 13, 1 | 1979-03-13 |
Radio antenna Grant 4,117,493 - Altmayer September 26, 1 | 1978-09-26 |
Extendible and retractable antenna Grant 3,873,985 - Altmayer March 25, 1 | 1975-03-25 |
Automobile Windshield Antenna Grant 3,599,214 - Altmayer August 10, 1 | 1971-08-10 |
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