CA494153A - Helicopters - Google Patents

Helicopters

Info

Publication number
CA494153A
CA494153A CA494153A CA494153DA CA494153A CA 494153 A CA494153 A CA 494153A CA 494153 A CA494153 A CA 494153A CA 494153D A CA494153D A CA 494153DA CA 494153 A CA494153 A CA 494153A
Authority
CA
Canada
Prior art keywords
helicopters
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
CA494153A
Other languages
French (fr)
Inventor
Bordoni Ferdinando
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 CA494153A publication Critical patent/CA494153A/en
Expired legal-status Critical Current

Links

CA494153A Helicopters Expired CA494153A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA494153T

Publications (1)

Publication Number Publication Date
CA494153A true CA494153A (en) 1953-07-07

Family

ID=35639550

Family Applications (1)

Application Number Title Priority Date Filing Date
CA494153A Expired CA494153A (en) Helicopters

Country Status (1)

Country Link
CA (1) CA494153A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302154A (en) * 1979-09-27 1981-11-24 The Boeing Company Integrated transmission and rotor head
CN109513549A (en) * 2019-01-10 2019-03-26 河北省农林科学院谷子研究所 A kind of high crop is from walking spraying machine

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4302154A (en) * 1979-09-27 1981-11-24 The Boeing Company Integrated transmission and rotor head
CN109513549A (en) * 2019-01-10 2019-03-26 河北省农林科学院谷子研究所 A kind of high crop is from walking spraying machine
CN109513549B (en) * 2019-01-10 2023-09-08 河北省农林科学院谷子研究所 Self-propelled sprayer for high crops

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