CA185815A - Door spring - Google Patents

Door spring

Info

Publication number
CA185815A
CA185815A CA000185815A CA185815DA CA185815A CA 185815 A CA185815 A CA 185815A CA 000185815 A CA000185815 A CA 000185815A CA 185815D A CA185815D A CA 185815DA CA 185815 A CA185815 A CA 185815A
Authority
CA
Canada
Prior art keywords
door spring
door
spring
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
CA000185815A
Other languages
French (fr)
Inventor
James F. Swift
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.)
MARTINSON WILLIAM C
Original Assignee
MARTINSON WILLIAM C
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by MARTINSON WILLIAM C filed Critical MARTINSON WILLIAM C
Application granted granted Critical
Publication of CA185815A publication Critical patent/CA185815A/en
Expired legal-status Critical Current

Links

CA000185815A 1918-04-26 1918-04-26 Door spring Expired CA185815A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA185815T 1918-04-26

Publications (1)

Publication Number Publication Date
CA185815A true CA185815A (en) 1918-07-30

Family

ID=45305467

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000185815A Expired CA185815A (en) 1918-04-26 1918-04-26 Door spring

Country Status (1)

Country Link
CA (1) CA185815A (en)

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