CA718626A - Chain door lock - Google Patents

Chain door lock

Info

Publication number: CA718626A
Authority: CA; Canada
Prior art keywords: door lock; chain door; chain; lock; door
Prior art date: 1965-09-28
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

CA718626A

Inventor

J. Friedman George

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.)

SECURITY HARDWARE MANUFACTURING CORP

Original Assignee

SECURITY HARDWARE MANUFACTURING CORP

Publication date

1965-09-28

1965-09-28 Application granted granted Critical

1965-09-28 Publication of CA718626A publication Critical patent/CA718626A/en

Status Expired legal-status Critical Current

Links

CA718626A Chain door lock Expired CA718626A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA718626T

Publications (1)

Publication Number	Publication Date
CA718626A true CA718626A (en)	1965-09-28

Family

ID=36054200

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA718626A Expired CA718626A (en)			Chain door lock

Country Status (1)

Country	Link
CA (1)	CA718626A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4027908A (en) *	1975-07-25	1977-06-07	International Top Security Corporation	Safety chain lock for doors
US5285666A (en) *	1991-04-16	1994-02-15	Bartnicki Arthur W	Combined dead lock and safety chain type door lock
US5647233A (en) *	1995-09-06	1997-07-15	Chung; Kuan-Chin	Door locking mechanism

0
- CA CA718626A patent/CA718626A/en not_active Expired

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4027908A (en) *	1975-07-25	1977-06-07	International Top Security Corporation	Safety chain lock for doors
US5285666A (en) *	1991-04-16	1994-02-15	Bartnicki Arthur W	Combined dead lock and safety chain type door lock
US5647233A (en) *	1995-09-06	1997-07-15	Chung; Kuan-Chin	Door locking mechanism

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