CA12640A - Improvements on door checks - Google Patents

Improvements on door checks

Info

Publication number: CA12640A
Authority: CA; Canada
Prior art keywords: door checks; checks; door
Prior art date: 1881-04-18
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

CA000012640A

Other languages

French (fr)

Inventor

Clark Hooper

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

1881-04-18

1881-04-18 Application granted granted Critical

1881-04-18 Publication of CA12640A publication Critical patent/CA12640A/en

Status Expired legal-status Critical Current

Links

CA000012640A Improvements on door checks Expired CA12640A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA12640T

Publications (1)

Publication Number	Publication Date
CA12640A true CA12640A (en)	1881-04-18

Family

ID=45129185

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000012640A Expired CA12640A (en)			Improvements on door checks

Country Status (1)

Country	Link
CA (1)	CA12640A (en)

0
- CA CA000012640A patent/CA12640A/en not_active Expired

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