CA430720A - Dispositif a perforer - Google Patents

Dispositif a perforer

Info

Publication number: CA430720A
Authority: CA; Canada
Prior art keywords: perforating device; perforating
Prior art date: 1945-10-23
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

CA430720A

Other languages

English (en)

Inventor

A. Whistler Sanford

V. Whistler Lawrence

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

1945-10-23

1945-10-23 Application granted granted Critical

1945-10-23 Publication of CA430720A publication Critical patent/CA430720A/fr

Status Expired legal-status Critical Current

Links

CA430720A Dispositif a perforer Expired CA430720A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA430720T

Publications (1)

Publication Number	Publication Date
CA430720A true CA430720A (fr)	1945-10-23

Family

ID=35545748

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA430720A Expired CA430720A (fr)			Dispositif a perforer

Country Status (1)

Country	Link
CA (1)	CA430720A (fr)

0
- CA CA430720A patent/CA430720A/fr not_active Expired

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