FR690256A - Goniographe sonore - Google Patents

Goniographe sonore

Info

Publication number
FR690256A
FR690256A FR690256DA FR690256A FR 690256 A FR690256 A FR 690256A FR 690256D A FR690256D A FR 690256DA FR 690256 A FR690256 A FR 690256A
Authority
FR
France
Prior art keywords
goniograph
sound
sound goniograph
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
Other languages
English (en)
Inventor
Arsene Chardot
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 filed Critical
Application granted granted Critical
Publication of FR690256A publication Critical patent/FR690256A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/20—Instruments for performing navigational calculations

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
FR690256D 1929-12-31 1929-12-31 Goniographe sonore Expired FR690256A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR690256T 1929-12-31

Publications (1)

Publication Number Publication Date
FR690256A true FR690256A (fr) 1930-09-18

Family

ID=9028648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR690256D Expired FR690256A (fr) 1929-12-31 1929-12-31 Goniographe sonore

Country Status (1)

Country Link
FR (1) FR690256A (fr)

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