Document Type and Number:
Japanese Patent JPS53127591
Kind Code:
U
Application Number:
JP3147577U
Publication Date:
October 11, 1978
Filing Date:
March 17, 1977
Export Citation:
International Classes:
G07D5/02; G07D1/00; G07D3/02; G07F1/02; (IPC1-7): G07D3/02