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CA522257A - Safety door lock - Google Patents

Safety door lock

Info

Publication number
CA522257A
CA522257A CA522257A CA522257DA CA522257A CA 522257 A CA522257 A CA 522257A CA 522257 A CA522257 A CA 522257A CA 522257D A CA522257D A CA 522257DA CA 522257 A CA522257 A CA 522257A
Authority
CA
Canada
Prior art keywords
door lock
safety door
safety
lock
door
Prior art date
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
CA522257A
Other languages
French (fr)
Inventor
M. Silvey Agnes
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.)
CORWIN W SILVEY JR
Original Assignee
CORWIN W SILVEY JR
Publication date
Application granted granted Critical
Publication of CA522257A publication Critical patent/CA522257A/en
Expired legal-status Critical Current

Links

CA522257A Safety door lock Expired CA522257A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA522257T

Publications (1)

Publication Number Publication Date
CA522257A true CA522257A (en) 1956-02-28

Family

ID=35675487

Family Applications (1)

Application Number Title Priority Date Filing Date
CA522257A Expired CA522257A (en) Safety door lock

Country Status (1)

Country Link
CA (1) CA522257A (en)

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