Brown; Harry J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Brown; Harry J..The latest application filed is for "mine haulage method and apparatus".
- Brown; Harry J. - Barrackville WV
- Brown; Harry J. - Utica NY
- Brown; Harry J. - Lewiston NY
| Patent | Date |
|---|---|
| Mine haulage method and apparatus Grant 4,798,279 - Doerr , et al. January 17, 1 | 1989-01-17 |
| Hard facing of metal substrates using material containing VC and improved flux compositions therefor Grant 4,451,508 - Brown May 29, 1 | 1984-05-29 |
| Hard facing composition for iron base alloy substrate using VC, W, Mo, Mn, Ni and Cu and product Grant 4,446,196 - Brown May 1, 1 | 1984-05-01 |
| Hard facing of metal substrates Grant 4,312,894 - Brown , et al. January 26, 1 | 1982-01-26 |
| Hard facing of metal substrates Grant 4,224,382 - Brown , et al. September 23, 1 | 1980-09-23 |
| Hard facing of metal substrates using material containing V, W, Mo, C Grant 4,177,324 - Brown , et al. December 4, 1 | 1979-12-04 |
| Hard facing of metal substrates Grant 4,162,392 - Brown , et al. July 24, 1 | 1979-07-24 |
| Hard facing rod Grant 4,055,742 - Brown , et al. October 25, 1 | 1977-10-25 |
| Process for preparing cemented tungsten carbide Grant 4,013,460 - Brown , et al. March 22, 1 | 1977-03-22 |
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