CA19635A - Means of ventilating roofs and houses - Google Patents

Means of ventilating roofs and houses

Info

Publication number
CA19635A
CA19635A CA000019635A CA19635DA CA19635A CA 19635 A CA19635 A CA 19635A CA 000019635 A CA000019635 A CA 000019635A CA 19635D A CA19635D A CA 19635DA CA 19635 A CA19635 A CA 19635A
Authority
CA
Canada
Prior art keywords
houses
roofs
ventilating
ventilating roofs
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
CA000019635A
Other languages
French (fr)
Inventor
George Yon
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 CA19635A publication Critical patent/CA19635A/en
Expired legal-status Critical Current

Links

CA000019635A Means of ventilating roofs and houses Expired CA19635A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA19635T

Publications (1)

Publication Number Publication Date
CA19635A true CA19635A (en) 1884-06-21

Family

ID=45136178

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000019635A Expired CA19635A (en) Means of ventilating roofs and houses

Country Status (1)

Country Link
CA (1) CA19635A (en)

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