CH71139A - Propeller for water and for air - Google Patents

Propeller for water and for air

Info

Publication number
CH71139A
CH71139A CH71139A CH71139DA CH71139A CH 71139 A CH71139 A CH 71139A CH 71139 A CH71139 A CH 71139A CH 71139D A CH71139D A CH 71139DA CH 71139 A CH71139 A CH 71139A
Authority
CH
Switzerland
Prior art keywords
propeller
air
water
Prior art date
Application number
CH71139A
Other languages
French (fr)
Inventor
Gustave Magnenat
Edouard Grobety-Matthey
Original Assignee
Gustave Magnenat
Grobety Matthey Edouard
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gustave Magnenat, Grobety Matthey Edouard filed Critical Gustave Magnenat
Publication of CH71139A publication Critical patent/CH71139A/en

Links

CH71139A 1915-01-14 1915-01-14 Propeller for water and for air CH71139A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH71139T 1915-01-14

Publications (1)

Publication Number Publication Date
CH71139A true CH71139A (en) 1915-12-01

Family

ID=4320176

Family Applications (1)

Application Number Title Priority Date Filing Date
CH71139A CH71139A (en) 1915-01-14 1915-01-14 Propeller for water and for air

Country Status (1)

Country Link
CH (1) CH71139A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2636056A1 (en) * 1976-08-11 1978-02-16 Rhein Flugzeugbau Gmbh Sound reduction device for ducted fan - has curved leading edge on blades to break up resonance points

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2636056A1 (en) * 1976-08-11 1978-02-16 Rhein Flugzeugbau Gmbh Sound reduction device for ducted fan - has curved leading edge on blades to break up resonance points

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