Document Type and Number:
Japanese Patent JPS57165746
Kind Code:
U
Application Number:
JP5263981U
Publication Date:
October 19, 1982
Filing Date:
April 14, 1981
Export Citation:
International Classes:
B32B3/12; B32B29/06; E04C2/36; E04G9/05; (IPC1-7): E04G9/05; B32B3/12; B32B29/06; E04C2/36
Domestic Patent References:
| JPS4125157Y1 | 1966-12-23 | |||
| JPS5219684A | 1977-02-15 | |||
| JP46034573A |
Previous Patent: JPS57165745
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