CA368532A - Perforatrice a roc - Google Patents

Perforatrice a roc

Info

Publication number: CA368532A
Authority: CA; Canada
Prior art keywords: rock drill; drill; rock
Prior art date: 1937-09-07
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

CA368532A

Other languages

English (en)

Inventor

William Augustus Smith, Sr.

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.)

Ingersoll Rand Co

Original Assignee

Ingersoll Rand Co

Publication date

1937-09-07

1937-09-07 Application granted granted Critical

1937-09-07 Publication of CA368532A publication Critical patent/CA368532A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA368532A Perforatrice a roc Expired CA368532A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA368532T

Publications (1)

Publication Number	Publication Date
CA368532A true CA368532A (fr)	1937-09-07

Family

ID=35369600

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA368532A Expired CA368532A (fr)			Perforatrice a roc

Country Status (1)

Country	Link
CA (1)	CA368532A (fr)

0
- CA CA368532A patent/CA368532A/fr not_active Expired

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