DE147690C - - Google Patents

Info

Publication number
DE147690C
DE147690C DENDAT147690D DE147690DA DE147690C DE 147690 C DE147690 C DE 147690C DE NDAT147690 D DENDAT147690 D DE NDAT147690D DE 147690D A DE147690D A DE 147690DA DE 147690 C DE147690 C DE 147690C
Authority
DE
Germany
Prior art keywords
tongue
guide
slide
tongues
slide rule
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
DENDAT147690D
Other languages
German (de)
English (en)
Publication of DE147690C publication Critical patent/DE147690C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/02—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales
    • G06G1/04—Devices in which computing is effected by adding, subtracting, or comparing lengths of parallel or concentric graduated scales characterised by construction

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Sheet Holders (AREA)
DENDAT147690D Active DE147690C (cs)

Publications (1)

Publication Number Publication Date
DE147690C true DE147690C (cs)

Family

ID=414844

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT147690D Active DE147690C (cs)

Country Status (1)

Country Link
DE (1) DE147690C (cs)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575288A (en) * 1949-09-23 1951-11-13 Joseph N Nielsen Slide rule

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2575288A (en) * 1949-09-23 1951-11-13 Joseph N Nielsen Slide rule

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