Title:
【考案の名称】電気字消し機の構造
Document Type and Number:
Japanese Patent JPH04137895
Kind Code:
U
Inventors:
Iizuka Isamu
Application Number:
JP7508291U
Publication Date:
December 22, 1992
Filing Date:
June 14, 1991
Export Citation:
International Classes:
B43L19/00; (IPC1-7): B43L19/00