Title:
【考案の名称】穴開け装置
Document Type and Number:
Japanese Patent JPS5833121
Kind Code:
U
Inventors:
Kajiwara Ikkun
Yoshiaki Yamano
Yoshiaki Yamano
Application Number:
JP12458981U
Publication Date:
March 04, 1983
Filing Date:
August 21, 1981
Export Citation:
International Classes:
B21D28/34; (IPC1-7): B21D28/34