Document Type and Number:
Japanese Patent JPS51119943
Kind Code:
U
Application Number:
JP3952175U
Publication Date:
September 29, 1976
Filing Date:
March 26, 1975
Export Citation:
International Classes:
E03C1/266; B04B3/00; E03C1/12; (IPC1-7): E03C1/12; C02C1/26