Document Type and Number:
Japanese Patent JPS4956697
Kind Code:
U
Application Number:
JP10022972U
Publication Date:
May 18, 1974
Filing Date:
August 28, 1972
Export Citation:
International Classes:
E04G1/20; B63C5/02; E04G3/00; (IPC1-7): E04G3/00; B63C5/02
Domestic Patent References:
| JP42021384A |