CA3171A - Panneaux d'ecoutilles a fermeture automatique - Google Patents

Panneaux d'ecoutilles a fermeture automatique

Info

Publication number
CA3171A
CA3171A CA000003171A CA3171DA CA3171A CA 3171 A CA3171 A CA 3171A CA 000003171 A CA000003171 A CA 000003171A CA 3171D A CA3171D A CA 3171DA CA 3171 A CA3171 A CA 3171A
Authority
CA
Canada
Prior art keywords
hatchways
self
closing doors
doors
closing
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
CA000003171A
Other languages
English (en)
Inventor
John W. Meaker
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
Application granted granted Critical
Publication of CA3171A publication Critical patent/CA3171A/fr
Expired legal-status Critical Current

Links

CA000003171A Panneaux d'ecoutilles a fermeture automatique Expired CA3171A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA3171T

Publications (1)

Publication Number Publication Date
CA3171A true CA3171A (fr) 1874-03-05

Family

ID=45119734

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000003171A Expired CA3171A (fr) Panneaux d'ecoutilles a fermeture automatique

Country Status (1)

Country Link
CA (1) CA3171A (fr)

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