Document Type and Number:
Japanese Patent JPS4952708
Kind Code:
U
Application Number:
JP9636272U
Publication Date:
May 10, 1974
Filing Date:
August 17, 1972
Export Citation:
International Classes:
A44B18/00; A44B99/00; (IPC1-7): A44B21/00
Domestic Patent References:
| JP44023070A | ||||
| JPS443923Y1 | 1969-02-14 |
Foreign References:
| US1638073A | 1927-08-09 |