United States Patent 2874063
Inventors:
Greig, Harold G.
Publication Date:
02/17/1959
Other Classes:
430/105, 264/DIG.058, 252/62.530, 430/122.200, 252/62.540, 399/343, 399/267, 101/DIG.037
International Classes:
G03G9/107; G03G13/09; G03G13/06
US Patent References:
| 2239970 | Article of manufacture | | | |
| 2345941 | Mechanical filling of porous wood | | | |
| 2357809 | Electrophotographic apparatus | | | |
| 2408143 | Apparatus for multicolor printing with electro lines of force | | | |
| 2503947 | Method of molidng magnetic powder | | | |
| 2618551 | Developer for electrostatic images | | | |
| 2638416 | Developer composition for developing an electrostatic latent image | | | |