CA336890A - Fleuret de perforatrice a roc - Google Patents

Fleuret de perforatrice a roc

Info

Publication number: CA336890A
Authority: CA; Canada
Prior art keywords: drill bit; rock drill; rock; bit; drill
Prior art date: 1933-11-07
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

CA336890A

Other languages

English (en)

Inventor

Lansdown Rhude Warren

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

1933-11-07

1933-11-07 Application granted granted Critical

1933-11-07 Publication of CA336890A publication Critical patent/CA336890A/fr

Status Expired legal-status Critical Current

Links

239000011435 rock Substances 0.000 title 1

CA336890A Fleuret de perforatrice a roc Expired CA336890A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA336890T

Publications (1)

Publication Number	Publication Date
CA336890A true CA336890A (fr)	1933-11-07

Family

ID=35300032

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA336890A Expired CA336890A (fr)			Fleuret de perforatrice a roc

Country Status (1)

Country	Link
CA (1)	CA336890A (fr)

0
- CA CA336890A patent/CA336890A/fr not_active Expired

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