Document Type and Number:
Japanese Patent JPH03130585
Kind Code:
U
Application Number:
JP3912490U
Publication Date:
December 27, 1991
Filing Date:
April 12, 1990
Export Citation:
International Classes:
G04C3/14; F16F7/00; G04B1/22; (IPC1-7): G04B1/22; F16F7/00; G04C3/14