Document Type and Number:
Japanese Patent JPH03103983
Kind Code:
U
Application Number:
JP1251890U
Publication Date:
October 29, 1991
Filing Date:
February 10, 1990
Export Citation:
International Classes:
A01F25/00; F25D21/14; F25D23/00; (IPC1-7): F25D23/00; A01F25/00; F25D21/14