SE409620B - Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta - Google Patents

Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta

Info

Publication number
SE409620B
SE409620B SE7801534A SE7801534A SE409620B SE 409620 B SE409620 B SE 409620B SE 7801534 A SE7801534 A SE 7801534A SE 7801534 A SE7801534 A SE 7801534A SE 409620 B SE409620 B SE 409620B
Authority
SE
Sweden
Prior art keywords
frame
transparent
edges
support member
substrate
Prior art date
Application number
SE7801534A
Other languages
English (en)
Swedish (sv)
Inventor
Sok
Original Assignee
Jerhammar Lars Olow
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 Jerhammar Lars Olow filed Critical Jerhammar Lars Olow
Priority to SE7801534A priority Critical patent/SE409620B/sv
Priority to NO790396A priority patent/NO790396L/no
Priority to DE19792904639 priority patent/DE2904639A1/de
Priority to GB7904565A priority patent/GB2016692B/en
Priority to FI790425A priority patent/FI790425A7/fi
Priority to DK52679A priority patent/DK52679A/da
Priority to US06/010,679 priority patent/US4213248A/en
Publication of SE409620B publication Critical patent/SE409620B/sv

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
    • G01C21/22—Plotting boards

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Automation & Control Theory (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Instructional Devices (AREA)
  • Length Measuring Devices By Optical Means (AREA)
  • Navigation (AREA)
  • Inorganic Insulating Materials (AREA)
SE7801534A 1978-02-09 1978-02-09 Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta SE409620B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
SE7801534A SE409620B (sv) 1978-02-09 1978-02-09 Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta
NO790396A NO790396L (no) 1978-02-09 1979-02-07 Navigasjonsbord.
DE19792904639 DE2904639A1 (de) 1978-02-09 1979-02-07 Geraet zum feststellen einer richtung (navigationsgeraet)
GB7904565A GB2016692B (en) 1978-02-09 1979-02-08 Navigational aid device for determinig direction in a chart
FI790425A FI790425A7 (fi) 1978-02-09 1979-02-08 Navigationsbord
DK52679A DK52679A (da) 1978-02-09 1979-02-08 Navigationsbord
US06/010,679 US4213248A (en) 1978-02-09 1979-02-09 Navigational aid device for determining direction in a chart

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7801534A SE409620B (sv) 1978-02-09 1978-02-09 Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta

Publications (1)

Publication Number Publication Date
SE409620B true SE409620B (sv) 1979-08-27

Family

ID=20333943

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7801534A SE409620B (sv) 1978-02-09 1978-02-09 Apparat for bestemning av riktning i forhallande till en kardinalriktning fran en punkt till en annan i en karta

Country Status (7)

Country Link
US (1) US4213248A (da)
DE (1) DE2904639A1 (da)
DK (1) DK52679A (da)
FI (1) FI790425A7 (da)
GB (1) GB2016692B (da)
NO (1) NO790396L (da)
SE (1) SE409620B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4512087A (en) * 1984-01-13 1985-04-23 Jerhammar Lars O Navigational aid device
GB2341446A (en) * 1998-05-27 2000-03-15 Perry Bowden Reynolds Navigational instrument
CN104330086A (zh) * 2014-10-16 2015-02-04 重庆金宏汽车电子有限公司 车载导航仪快速装配结构
CN110341355B (zh) * 2019-08-08 2024-05-28 中国电建集团成都勘测设计研究院有限公司 赤平投影作图板

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2110087A (en) * 1937-06-21 1938-03-01 Kuhn Jacob Measuring device
US3345751A (en) * 1965-11-15 1967-10-10 Verl N Barzee Drafting table apparatus
US3393458A (en) * 1966-07-07 1968-07-23 Freda Carmine Protractor and chart case
US3456352A (en) * 1968-04-15 1969-07-22 Casey E Bowen Drafting and navigational instruments

Also Published As

Publication number Publication date
NO790396L (no) 1979-08-10
DE2904639A1 (de) 1979-08-16
FI790425A7 (fi) 1979-08-10
GB2016692A (en) 1979-09-26
US4213248A (en) 1980-07-22
DK52679A (da) 1979-08-10
GB2016692B (en) 1983-02-02

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