AT174480B - Device for the optical determination of the trunk area per hectare in standing forest stands (according to the so-called angle counting test), as well as the shape heights on individual standing trees - Google Patents

Device for the optical determination of the trunk area per hectare in standing forest stands (according to the so-called angle counting test), as well as the shape heights on individual standing trees

Info

Publication number
AT174480B
AT174480B AT174480DA AT174480B AT 174480 B AT174480 B AT 174480B AT 174480D A AT174480D A AT 174480DA AT 174480 B AT174480 B AT 174480B
Authority
AT
Austria
Prior art keywords
standing
well
area per
per hectare
trunk area
Prior art date
Application number
Other languages
German (de)
Inventor
Walter Dipl Ing Dr Bitterlich
Original Assignee
Walter Dipl Ing Dr Bitterlich
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
Priority claimed from AT172305D external-priority patent/AT172305B/en
Application filed by Walter Dipl Ing Dr Bitterlich filed Critical Walter Dipl Ing Dr Bitterlich
Application granted granted Critical
Publication of AT174480B publication Critical patent/AT174480B/en

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B5/00—Measuring arrangements characterised by the use of mechanical techniques
    • G01B5/0035—Measuring of dimensions of trees

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Botany (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
AT174480D 1950-11-03 1951-04-07 Device for the optical determination of the trunk area per hectare in standing forest stands (according to the so-called angle counting test), as well as the shape heights on individual standing trees AT174480B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AT172305D AT172305B (en) 1950-11-03 1950-11-03 Device for the optical determination of the trunk area per hectare in standing forest stands (according to the so-called angle counting test), as well as the shape heights on individual standing trees
AT174480T 1951-04-07

Publications (1)

Publication Number Publication Date
AT174480B true AT174480B (en) 1953-04-10

Family

ID=25607322

Family Applications (1)

Application Number Title Priority Date Filing Date
AT174480D AT174480B (en) 1950-11-03 1951-04-07 Device for the optical determination of the trunk area per hectare in standing forest stands (according to the so-called angle counting test), as well as the shape heights on individual standing trees

Country Status (1)

Country Link
AT (1) AT174480B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712737A (en) * 1970-10-05 1973-01-23 B Hesske Telescopic optical instrument
DE4339108C1 (en) * 1993-11-16 1995-01-19 Dietrich Gerhard Ellsaeser Wood-stock measurement device and method for statistical determination of the wood-stock volume of trees in forest resources

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3712737A (en) * 1970-10-05 1973-01-23 B Hesske Telescopic optical instrument
DE4339108C1 (en) * 1993-11-16 1995-01-19 Dietrich Gerhard Ellsaeser Wood-stock measurement device and method for statistical determination of the wood-stock volume of trees in forest resources

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