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Patent applications and USPTO patent grants for Hyler; John H..The latest application filed is for "four-wheel drive scraper with main propulsion at rear axle".
Patent | Date |
---|---|
Four-wheel drive scraper with main propulsion at rear axle Grant 4,207,691 - Hyler , et al. June 17, 1 | 1980-06-17 |
Panhard spring suspension arrangement for off-road vehicles Grant 4,053,170 - Hyler , et al. October 11, 1 | 1977-10-11 |
Elevating-type scraper having forwardly swingable floor section Grant 3,934,362 - Hyler January 27, 1 | 1976-01-27 |
Flight assembly for achieving balanced reaction forces in elevating-type scraper Grant 3,927,759 - Hyler , et al. December 23, 1 | 1975-12-23 |
Linkage For Ground Positioning Of An Earth Scraper Elevator Grant 3,818,618 - Hyler June 25, 1 | 1974-06-25 |
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