CA7775A - Perfectionnements aux forets a metaux - Google Patents

Perfectionnements aux forets a metaux

Info

Publication number: CA7775A
Authority: CA; Canada
Prior art keywords: drills; metals
Prior art date: 1877-08-18
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

CA000007775A

Other languages

English (en)

Inventor

James P. Thompson

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

1877-08-18

1877-08-18 Application granted granted Critical

1877-08-18 Publication of CA7775A publication Critical patent/CA7775A/fr

Status Expired legal-status Critical Current

Links

229910052751 metal Inorganic materials 0.000 title 1
239000002184 metal Substances 0.000 title 1
150000002739 metals Chemical class 0.000 title 1

CA000007775A Perfectionnements aux forets a metaux Expired CA7775A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA7775T

Publications (1)

Publication Number	Publication Date
CA7775A true CA7775A (fr)	1877-08-18

Family

ID=45124323

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000007775A Expired CA7775A (fr)			Perfectionnements aux forets a metaux

Country Status (1)

Country	Link
CA (1)	CA7775A (fr)

0
- CA CA000007775A patent/CA7775A/fr not_active Expired

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