CA387316A - Perforatrice a roc - Google Patents

Perforatrice a roc

Info

Publication number: CA387316A
Authority: CA; Canada
Prior art keywords: rock drill; drill; rock
Prior art date: 1940-03-05
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

CA387316A

Other languages

English (en)

Inventor

Clark Curtis John

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.)

Sullivan Machinery Co

Original Assignee

Sullivan Machinery Co

Publication date

1940-03-05

1940-03-05 Application granted granted Critical

1940-03-05 Publication of CA387316A publication Critical patent/CA387316A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA387316A Perforatrice a roc Expired CA387316A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA387316T

Publications (1)

Publication Number	Publication Date
CA387316A true CA387316A (fr)	1940-03-05

Family

ID=35392526

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA387316A Expired CA387316A (fr)			Perforatrice a roc

Country Status (1)

Country	Link
CA (1)	CA387316A (fr)

0
- CA CA387316A patent/CA387316A/fr not_active Expired

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