Document Type and Number:
Japanese Patent JPS63149635
Kind Code:
U
Application Number:
JP4292787U
Publication Date:
October 03, 1988
Filing Date:
March 23, 1987
Export Citation:
International Classes:
G01R1/28; H03K3/537; H03K3/57; H03K17/60; (IPC1-7): H03K3/537; G01R1/28; H03K17/60
Domestic Patent References:
JPS61238117A | 1986-10-23 | |||
JPS6032426A | 1985-02-19 | |||
JPS5544381B2 | 1980-11-12 | |||
JPS59188198A | 1984-10-25 |