PROJECTION LAMP WITH A WIRE SCREEN FOR BLACKENING PREVENTION
United States Patent 3458746

Inventors:
Horster, Horst
Pennekamp, Jan Christiaan
Publication Date:
07/29/1969
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Assignee:
PHILIPS CORP
Primary Class:
313/113
Other Classes:
313/333, 313/335, 313/315, 313/242
International Classes:
H01K1/26; H01K7/02; H01K1/00; H01K7/00; H01J61/40; H01J5/16
Foreign References:
CA650355A




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