Document Type and Number:
Japanese Patent JPH01117598
Kind Code:
U
Application Number:
JP1324688U
Publication Date:
August 08, 1989
Filing Date:
February 03, 1988
Export Citation:
International Classes:
G21F3/04; (IPC1-7): G21F3/04
Domestic Patent References:
JP61146796B | ||||
JPS358800Y1 | ||||
JPS4028560Y1 | ||||
JPS58106495A | 1983-06-24 | |||
JPS6191599A | 1986-05-09 | |||
JPS6444896A | 1989-02-17 |