CA211321A - Protection de films - Google Patents

Protection de films

Info

Publication number: CA211321A
Authority: CA; Canada
Prior art keywords: film protector; protector; film
Prior art date: 1921-05-10
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

CA211321A

Other languages

English (en)

Inventor

St. Clair Blackett Victor

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

1921-05-10

1921-05-10 Application granted granted Critical

1921-05-10 Publication of CA211321A publication Critical patent/CA211321A/fr

Status Expired legal-status Critical Current

Links

230000001012 protector Effects 0.000 title 1

CA211321A Protection de films Expired CA211321A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA211321T

Publications (1)

Publication Number	Publication Date
CA211321A true CA211321A (fr)	1921-05-10

Family

ID=35105100

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA211321A Expired CA211321A (fr)			Protection de films

Country Status (1)

Country	Link
CA (1)	CA211321A (fr)

0
- CA CA211321A patent/CA211321A/fr not_active Expired

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