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Patent applications and USPTO patent grants for Hasenwinkle; Earl D..The latest application filed is for "method for manufacture of structural wood products".
Patent | Date |
---|---|
Method for manufacture of structural wood products Grant 6,224,704 - Bassett , et al. May 1, 2 | 2001-05-01 |
Pet pad of thermoplastic containing materials with insecticide Grant 4,961,930 - October 9, 1 | 1990-10-09 |
Landscape timber building module Grant 4,834,585 - Hasenwinkle , et al. May 30, 1 | 1989-05-30 |
Variable curve linebar with skewable saws Grant 4,690,188 - Hasenwinkle September 1, 1 | 1987-09-01 |
Crowding lug transfer conveyor system Grant 4,650,061 - Hasenwinkle , et al. March 17, 1 | 1987-03-17 |
Improved edging system Grant 4,077,448 - Hasenwinkle , et al. March 7, 1 | 1978-03-07 |
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