Document Type and Number:
Japanese Patent JPS5458295
Kind Code:
U
Application Number:
JP13245777U
Publication Date:
April 21, 1979
Filing Date:
September 30, 1977
Export Citation:
International Classes:
G09B1/08; A63H33/00; A63H33/04; A63H33/06; G09B1/00; (IPC1-7): A63H33/06; G09B1/00
Domestic Patent References:
JPS5180297U | 1976-06-25 | |||
JPS4873094U | 1973-09-12 | |||
JP37005420A |