CA62975A - Appareil a ouvrir et fermer pour portes de boites a feu - Google Patents

Appareil a ouvrir et fermer pour portes de boites a feu

Info

Publication number
CA62975A
CA62975A CA000062975A CA62975DA CA62975A CA 62975 A CA62975 A CA 62975A CA 000062975 A CA000062975 A CA 000062975A CA 62975D A CA62975D A CA 62975DA CA 62975 A CA62975 A CA 62975A
Authority
CA
Canada
Prior art keywords
opening
closing device
fire box
box doors
doors
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
CA000062975A
Other languages
English (en)
Inventor
Michael J. Griffin
Peter W. Hogan
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of CA62975A publication Critical patent/CA62975A/fr
Expired legal-status Critical Current

Links

CA000062975A 1898-09-28 1898-09-28 Appareil a ouvrir et fermer pour portes de boites a feu Expired CA62975A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA62975T 1898-09-28

Publications (1)

Publication Number Publication Date
CA62975A true CA62975A (fr) 1899-04-21

Family

ID=45179513

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000062975A Expired CA62975A (fr) 1898-09-28 1898-09-28 Appareil a ouvrir et fermer pour portes de boites a feu

Country Status (1)

Country Link
CA (1) CA62975A (fr)

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