CA3457A - Systeme de ventilation des wagons et batiments - Google Patents

Systeme de ventilation des wagons et batiments

Info

Publication number
CA3457A
CA3457A CA000003457A CA3457DA CA3457A CA 3457 A CA3457 A CA 3457A CA 000003457 A CA000003457 A CA 000003457A CA 3457D A CA3457D A CA 3457DA CA 3457 A CA3457 A CA 3457A
Authority
CA
Canada
Prior art keywords
ventilating
cars
buildings
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
CA000003457A
Other languages
English (en)
Inventor
Johnson Briggs
William S. Finch
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 CA3457A publication Critical patent/CA3457A/fr
Expired legal-status Critical Current

Links

CA000003457A Systeme de ventilation des wagons et batiments Expired CA3457A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA3457T

Publications (1)

Publication Number Publication Date
CA3457A true CA3457A (fr) 1874-05-19

Family

ID=45120020

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000003457A Expired CA3457A (fr) Systeme de ventilation des wagons et batiments

Country Status (1)

Country Link
CA (1) CA3457A (fr)

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