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CH503975A - Röhrenbussole - Google Patents

Röhrenbussole

Info

Publication number
CH503975A
CH503975A CH1219470A CH1219470A CH503975A CH 503975 A CH503975 A CH 503975A CH 1219470 A CH1219470 A CH 1219470A CH 1219470 A CH1219470 A CH 1219470A CH 503975 A CH503975 A CH 503975A
Authority
CH
Switzerland
Prior art keywords
bussole
tubular
tubular bussole
Prior art date
Application number
CH1219470A
Other languages
English (en)
Inventor
Nat Grafe Armin Dr Rer
Original Assignee
Zeiss Jena Veb Carl
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 Zeiss Jena Veb Carl filed Critical Zeiss Jena Veb Carl
Publication of CH503975A publication Critical patent/CH503975A/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
CH1219470A 1969-11-03 1970-08-14 Röhrenbussole CH503975A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT1652469 1969-11-03

Publications (1)

Publication Number Publication Date
CH503975A true CH503975A (de) 1971-02-28

Family

ID=11149014

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1219470A CH503975A (de) 1969-11-03 1970-08-14 Röhrenbussole

Country Status (1)

Country Link
CH (1) CH503975A (de)

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Legal Events

Date Code Title Description
PL Patent ceased