Document Type and Number:
Japanese Patent JPS52139419
Kind Code:
U
More Like This:
Application Number:
JP3793776U
Publication Date:
October 22, 1977
Filing Date:
March 31, 1976
Export Citation:
International Classes:
F17C5/06; F17C1/00; F17C7/00; F17C13/00; F17C13/02; G05D16/00; (IPC1-7): F17C1/00; F17C13/02
Domestic Patent References:
JPS258832Y1 | ||||
JPS50141719A | 1975-11-14 |