Symmank; William D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Symmank; William D..The latest application filed is for "adjustable boom for material handling implement".
- Symmank; William D. - Schofield WI
| Patent | Date |
|---|---|
| Adjustable boom for material handling implement Grant 4,015,730 - Symmank April 5, 1 | 1977-04-05 |
| Multi-engine multi-pump hydraulic summating system Grant 4,000,616 - Symmank January 4, 1 | 1977-01-04 |
| Removable counterweight mounting mechanism Grant 3,891,095 - Symmank June 24, 1 | 1975-06-24 |
| Shoe For Track Chain Assembly Grant 3,764,185 - Symmank October 9, 1 | 1973-10-09 |
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