Document Type and Number:
Japanese Patent JPS5296783
Kind Code:
U
Application Number:
JP440576U
Publication Date:
July 20, 1977
Filing Date:
January 18, 1976
Export Citation:
International Classes:
A01F12/54; A01F12/44; A47L9/00; F04B37/16; F04B49/00; (IPC1-7): A01F12/44; A01F12/54; A47L9/00; F04B49/00
Domestic Patent References:
| JP51071368B |