CA407143A - Perforatrice a roc - Google Patents

Perforatrice a roc

Info

Publication number: CA407143A
Authority: CA; Canada
Prior art keywords: rock drill; drill; rock
Prior art date: 1942-09-01
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

CA407143A

Other languages

English (en)

Inventor

C. Lovett William

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.)

PERRON GOLD MINES Ltd

Original Assignee

PERRON GOLD MINES Ltd

Publication date

1942-09-01

1942-09-01 Application granted granted Critical

1942-09-01 Publication of CA407143A publication Critical patent/CA407143A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA407143A Perforatrice a roc Expired CA407143A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA407143T

Publications (1)

Publication Number	Publication Date
CA407143A true CA407143A (fr)	1942-09-01

Family

ID=35418443

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA407143A Expired CA407143A (fr)			Perforatrice a roc

Country Status (1)

Country	Link
CA (1)	CA407143A (fr)

0
- CA CA407143A patent/CA407143A/fr not_active Expired

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