CA212440A - Helice de ventilateur - Google Patents

Helice de ventilateur

Info

Publication number: CA212440A
Authority: CA; Canada
Prior art keywords: fan construction; fan; construction
Prior art date: 1921-07-12
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

CA212440A

Other languages

English (en)

Inventor

P. Ullman Joseph

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

1921-07-12

1921-07-12 Application granted granted Critical

1921-07-12 Publication of CA212440A publication Critical patent/CA212440A/fr

Status Expired legal-status Critical Current

Links

238000010276 construction Methods 0.000 title 1

CA212440A Helice de ventilateur Expired CA212440A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA212440T

Publications (1)

Publication Number	Publication Date
CA212440A true CA212440A (fr)	1921-07-12

Family

ID=35106219

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA212440A Expired CA212440A (fr)			Helice de ventilateur

Country Status (1)

Country	Link
CA (1)	CA212440A (fr)

0
- CA CA212440A patent/CA212440A/fr not_active Expired

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