Title:
Illuminating device
United States Patent 3077537
Publication Date:
02/12/1963
Other Classes:
362/421, 362/216, 248/181.100
International Classes:
F21V21/26; F21V21/28; F21V21/14
Foreign References:
| FR742471A | | | | |
| IT432920B | | | | |
| GB713883A | | | | |
| FR70549A | | | | |
| FR1034488A | | | | |