Title:
破壊用ハンマーとその保護ケーシング
Document Type and Number:
Japanese Patent JP3146972
Kind Code:
U
Inventors:
Maluk Tonttilla
Application Number:
JP2008006623U
Publication Date:
December 11, 2008
Filing Date:
September 19, 2008
Export Citation:
Assignee:
SANDVIK MINING AND CONSTRUCTION OY
International Classes:
E21B1/38; E21B17/10
Attorney, Agent or Firm:
Takao Katori