CA403001A - Mandrin auxiliaire de perforatrice a roc - Google Patents

Mandrin auxiliaire de perforatrice a roc

Info

Publication number: CA403001A
Authority: CA; Canada
Prior art keywords: rock drill; auxiliary chuck; drill auxiliary; chuck; rock
Prior art date: 1942-02-24
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

CA403001A

Other languages

English (en)

Inventor

Powell Alcock Rutherford

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

1942-02-24

1942-02-24 Application granted granted Critical

1942-02-24 Publication of CA403001A publication Critical patent/CA403001A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA403001A Mandrin auxiliaire de perforatrice a roc Expired CA403001A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA403001T

Publications (1)

Publication Number	Publication Date
CA403001A true CA403001A (fr)	1942-02-24

Family

ID=35413448

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA403001A Expired CA403001A (fr)			Mandrin auxiliaire de perforatrice a roc

Country Status (1)

Country	Link
CA (1)	CA403001A (fr)

0
- CA CA403001A patent/CA403001A/fr not_active Expired

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