CA274548A - Foret a miner - Google Patents

Foret a miner

Info

Publication number: CA274548A
Authority: CA; Canada
Prior art keywords: mining drill; mining; drill
Prior art date: 1927-10-11
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

CA274548A

Other languages

English (en)

Inventor

W. Thurston Fred

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.)

Individual

Original Assignee

Individual

Publication date

1927-10-11

1927-10-11 Application granted granted Critical

1927-10-11 Publication of CA274548A publication Critical patent/CA274548A/fr

Status Expired legal-status Critical Current

Links

238000005065 mining Methods 0.000 title 1

CA274548A Foret a miner Expired CA274548A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA274548T

Publications (1)

Publication Number	Publication Date
CA274548A true CA274548A (fr)	1927-10-11

Family

ID=35204580

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA274548A Expired CA274548A (fr)			Foret a miner

Country Status (1)

Country	Link
CA (1)	CA274548A (fr)

0
- CA CA274548A patent/CA274548A/fr not_active Expired

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