loadpatents
Patent applications and USPTO patent grants for Bay; William P..The latest application filed is for "helmet shield apparatus".
Patent | Date |
---|---|
Helmet shield apparatus Grant 4,495,657 - Bay January 29, 1 | 1985-01-29 |
Visor attachment for helmet shield Grant 4,475,254 - Bay October 9, 1 | 1984-10-09 |
Helmet visor Grant 4,333,180 - Bay June 8, 1 | 1982-06-08 |
Helmet shield and visor apparatus Grant 4,117,553 - Bay October 3, 1 | 1978-10-03 |
Helmet shield apparatus Grant 4,097,930 - Bay July 4, 1 | 1978-07-04 |
Sun visor Grant D246,272 - Bay November 8, 1 | 1977-11-08 |
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