Document Type and Number:
Japanese Patent JPS5318823
Kind Code:
U
Application Number:
JP10017576U
Publication Date:
February 17, 1978
Filing Date:
July 27, 1976
Export Citation:
International Classes:
E04F19/02; (IPC1-7): E04F19/02
Domestic Patent References:
JPS291557Y1 | ||||
JPS4934512B1 | 1974-09-14 |