CA258961A - Foret a roc - Google Patents

Foret a roc

Info

Publication number: CA258961A
Authority: CA; Canada
Prior art keywords: rock drill; drill; rock
Prior art date: 1926-03-16
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

CA258961A

Other languages

English (en)

Inventor

Revor Leo

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

1926-03-16

1926-03-16 Application granted granted Critical

1926-03-16 Publication of CA258961A publication Critical patent/CA258961A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA258961A Foret a roc Expired CA258961A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA258961T

Publications (1)

Publication Number	Publication Date
CA258961A true CA258961A (fr)	1926-03-16

Family

ID=35167509

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA258961A Expired CA258961A (fr)			Foret a roc

Country Status (1)

Country	Link
CA (1)	CA258961A (fr)

0
- CA CA258961A patent/CA258961A/fr not_active Expired

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