FR494879A - Improvements to air navigation devices for defense against enemy aircraft or other applications - Google Patents

Improvements to air navigation devices for defense against enemy aircraft or other applications

Info

Publication number
FR494879A
FR494879A FR494879A FR494879DA FR494879A FR 494879 A FR494879 A FR 494879A FR 494879 A FR494879 A FR 494879A FR 494879D A FR494879D A FR 494879DA FR 494879 A FR494879 A FR 494879A
Authority
FR
France
Prior art keywords
applications
navigation devices
defense against
air navigation
enemy aircraft
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
FR494879A
Other languages
French (fr)
Inventor
Isaac Francis Taylor
Samuel Pick
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
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 Individual filed Critical Individual
Application granted granted Critical
Publication of FR494879A publication Critical patent/FR494879A/en
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C23/00Influencing air flow over aircraft surfaces, not otherwise provided for
    • B64C23/005Influencing air flow over aircraft surfaces, not otherwise provided for by other means not covered by groups B64C23/02 - B64C23/08, e.g. by electric charges, magnetic panels, piezoelectric elements, static charges or ultrasounds

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
FR494879A 1915-11-29 1917-06-11 Improvements to air navigation devices for defense against enemy aircraft or other applications Expired FR494879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB494879X 1915-11-29

Publications (1)

Publication Number Publication Date
FR494879A true FR494879A (en) 1919-09-20

Family

ID=1530477

Family Applications (1)

Application Number Title Priority Date Filing Date
FR494879A Expired FR494879A (en) 1915-11-29 1917-06-11 Improvements to air navigation devices for defense against enemy aircraft or other applications

Country Status (1)

Country Link
FR (1) FR494879A (en)

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