Document Type and Number:
Japanese Patent JPS6238671
Kind Code:
B2
Inventors:
HASHIMOTO YUKIO
Application Number:
JP1872478A
Publication Date:
August 19, 1987
Filing Date:
February 21, 1978
Export Citation:
Assignee:
CITIZEN WATCH CO LTD
International Classes:
G04D7/00; G04G21/00