DE120184C - - Google Patents

Info

Publication number
DE120184C
DE120184C DENDAT120184D DE120184DA DE120184C DE 120184 C DE120184 C DE 120184C DE NDAT120184 D DENDAT120184 D DE NDAT120184D DE 120184D A DE120184D A DE 120184DA DE 120184 C DE120184 C DE 120184C
Authority
DE
Germany
Prior art keywords
balance beam
housing
tongue
viewing opening
freehand
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.)
Active
Application number
DENDAT120184D
Other languages
German (de)
English (en)
Publication of DE120184C publication Critical patent/DE120184C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C5/00—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels
    • G01C5/02—Measuring height; Measuring distances transverse to line of sight; Levelling between separated points; Surveyors' levels involving automatic stabilisation of the line of sight

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Apparatus For Radiation Diagnosis (AREA)
DENDAT120184D Active DE120184C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Publications (1)

Publication Number Publication Date
DE120184C true DE120184C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family

ID=389266

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT120184D Active DE120184C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Country Status (1)

Country Link
DE (1) DE120184C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2600266A (en) * 1947-03-06 1952-06-10 David White Company Pendulum retaining means
DE1040270B (de) * 1955-07-12 1958-10-02 Ertel Werk Feinmechanik Selbsteinwaegendes Nivellier
US6167631B1 (en) * 1999-05-28 2001-01-02 Wen Chin Lin Plummet level

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2600266A (en) * 1947-03-06 1952-06-10 David White Company Pendulum retaining means
DE1040270B (de) * 1955-07-12 1958-10-02 Ertel Werk Feinmechanik Selbsteinwaegendes Nivellier
US6167631B1 (en) * 1999-05-28 2001-01-02 Wen Chin Lin Plummet level

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