Title:
EXPLOSION-PROOF FLUORESCENT LAMP APPARATUS
United States Patent 3426234


Inventors:
Hayasaka, Koro
Sato, Fukuji
Hattori, Tosio
Sato, Takeshi
Application Number:
US3426234DA
Publication Date:
02/04/1969
Filing Date:
05/16/1966
Assignee:
AIDEN KK
Primary Class:
Other Classes:
313/493, 362/263, 362/457, 439/226
International Classes:
F21V25/12; (IPC1-7): H01J5/02; H01J1/62; H01J19/54
View Patent Images:
US Patent References:
3137804Explosion-proof lamp1964-06-16
3136489Safety work light1964-06-09
2874270N/A1959-02-17
Foreign References:
FR1113311A1956-03-28
DE1080225B1960-04-21