CA483787A - Fabrication de perforatrices percutantes - Google Patents

Fabrication de perforatrices percutantes

Info

Publication number
CA483787A
CA483787A CA483787A CA483787DA CA483787A CA 483787 A CA483787 A CA 483787A CA 483787 A CA483787 A CA 483787A CA 483787D A CA483787D A CA 483787DA CA 483787 A CA483787 A CA 483787A
Authority
CA
Canada
Prior art keywords
manufacture
rock drills
percussive rock
percussive
drills
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA483787A
Other languages
English (en)
Inventor
Manton Griffiths Hugh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
RIP-BITS
Original Assignee
RIP-BITS
Publication date
Application granted granted Critical
Publication of CA483787A publication Critical patent/CA483787A/fr
Expired legal-status Critical Current

Links

CA483787A Fabrication de perforatrices percutantes Expired CA483787A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA483787T

Publications (1)

Publication Number Publication Date
CA483787A true CA483787A (fr) 1952-06-03

Family

ID=35623478

Family Applications (1)

Application Number Title Priority Date Filing Date
CA483787A Expired CA483787A (fr) Fabrication de perforatrices percutantes

Country Status (1)

Country Link
CA (1) CA483787A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337677A (en) * 1980-01-28 1982-07-06 Acme-Cleveland Corporation Method of making die-cast masonry drill

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4337677A (en) * 1980-01-28 1982-07-06 Acme-Cleveland Corporation Method of making die-cast masonry drill

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