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CA473301A - Commandes de ventilateurs a vitesse variable - Google Patents

Commandes de ventilateurs a vitesse variable

Info

Publication number
CA473301A
CA473301A CA473301A CA473301DA CA473301A CA 473301 A CA473301 A CA 473301A CA 473301 A CA473301 A CA 473301A CA 473301D A CA473301D A CA 473301DA CA 473301 A CA473301 A CA 473301A
Authority
CA
Canada
Prior art keywords
variable speed
speed fan
fan drives
drives
variable
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
CA473301A
Other languages
English (en)
Inventor
M. Heintz Ralph
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.)
JACK AND HEINTZ PRECISION INDUSTRIES
Original Assignee
JACK AND HEINTZ PRECISION INDUSTRIES
Publication date
Application granted granted Critical
Publication of CA473301A publication Critical patent/CA473301A/fr
Expired legal-status Critical Current

Links

CA473301A Commandes de ventilateurs a vitesse variable Expired CA473301A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA473301T

Publications (1)

Publication Number Publication Date
CA473301A true CA473301A (fr) 1951-05-01

Family

ID=35607271

Family Applications (1)

Application Number Title Priority Date Filing Date
CA473301A Expired CA473301A (fr) Commandes de ventilateurs a vitesse variable

Country Status (1)

Country Link
CA (1) CA473301A (fr)

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