Document Type and Number:
Japanese Patent JPS6398925
Kind Code:
U
Application Number:
JP19378686U
Publication Date:
June 27, 1988
Filing Date:
December 18, 1986
Export Citation:
International Classes:
E04F13/08; E04F13/12; E04F13/21; (IPC1-7): E04F13/08; E04F13/12
Domestic Patent References:
| JPS6136034U | 1986-03-05 | |||
| JPS50139428U | 1975-11-17 | |||
| JPS6130240A | 1986-02-12 |