Title:
【考案の名称】さく岩機のロツド収納装置
Document Type and Number:
Japanese Patent JPS59183993
Kind Code:
U
Inventors:
Fujiwara Masao
Yoshitaka Okazaki
Yoshitaka Okazaki
Application Number:
JP7458283U
Publication Date:
December 07, 1984
Filing Date:
May 20, 1983
Export Citation:
International Classes:
E21B19/14; E21B19/20; (IPC1-7): E21B19/20
Domestic Patent References:
| JPS5415242A | 1979-02-05 |
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