Thompson; Duncan M
Patent Applications and Registrations
Patent applications and USPTO patent grants for Thompson; Duncan M.The latest application filed is for "block and bleed valve assembly".
- Thompson; Duncan M - Batavia IL US
- Thompson; Duncan M. - Batavia IL
- Thompson; Duncan M. - Warrenville IL
- Thompson; Duncan M. - Riverside IL
| Patent | Date |
|---|---|
| Block and bleed valve assembly Grant 9,297,461 - Thompson March 29, 2 | 2016-03-29 |
| Block And Bleed Valve Assembly App 20090178721 - Thompson; Duncan M. | 2009-07-16 |
| Milker Grant 4,344,385 - Swanson , et al. August 17, 1 | 1982-08-17 |
| Method of processing cattle excrement Grant 4,070,175 - Swanson , et al. January 24, 1 | 1978-01-24 |
| Method of and apparatus for processing cattle excrement Grant 3,971,720 - Swanson , et al. July 27, 1 | 1976-07-27 |
| Crowd Gate Grant 3,805,741 - Thompson , et al. April 23, 1 | 1974-04-23 |
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