CA468250A - Draft regulators for smoke pipes - Google Patents

Draft regulators for smoke pipes

Info

Publication number
CA468250A
CA468250A CA468250A CA468250DA CA468250A CA 468250 A CA468250 A CA 468250A CA 468250 A CA468250 A CA 468250A CA 468250D A CA468250D A CA 468250DA CA 468250 A CA468250 A CA 468250A
Authority
CA
Canada
Prior art keywords
smoke pipes
draft regulators
regulators
draft
smoke
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
CA468250A
Other languages
French (fr)
Inventor
Kresta Alois
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.)
PRENCO PROGRESS AND ENGINEERING Corp Ltd
Original Assignee
PRENCO PROGRESS AND ENGINEERING Corp Ltd
Publication date
Application granted granted Critical
Publication of CA468250A publication Critical patent/CA468250A/en
Expired legal-status Critical Current

Links

CA468250A Draft regulators for smoke pipes Expired CA468250A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA468250T

Publications (1)

Publication Number Publication Date
CA468250A true CA468250A (en) 1950-09-19

Family

ID=35602173

Family Applications (1)

Application Number Title Priority Date Filing Date
CA468250A Expired CA468250A (en) Draft regulators for smoke pipes

Country Status (1)

Country Link
CA (1) CA468250A (en)

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