Document Type and Number:
Japanese Patent JPS50137106
Kind Code:
U
Application Number:
JP4701374U
Publication Date:
November 12, 1975
Filing Date:
April 26, 1974
Export Citation:
International Classes:
E04B1/41; (IPC1-7): E04B1/40
Domestic Patent References:
| JPS5035736A | 1975-04-04 |
Foreign References:
| GB1118102A | 1968-06-26 |