Buchan; William Raymond
Patent Applications and Registrations
Patent applications and USPTO patent grants for Buchan; William Raymond.The latest application filed is for "electrophotographic toner transfer apparatus".
- Buchan; William Raymond - Lincoln MA
| Patent | Date |
|---|---|
| Electrophotographic toner transfer apparatus Grant 3,947,113 - Buchan , et al. March 30, 1 | 1976-03-30 |
| Fabry-perot Filter Containing A Photoconductor And An Electro-optic Medium For Recording Spatially Varying Information Grant 3,612,655 - Buchan , et al. October 12, 1 | 1971-10-12 |
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