CH504056A - Règle à calcul - Google Patents

Règle à calcul

Info

Publication number
CH504056A
CH504056A CH1788469A CH1788469A CH504056A CH 504056 A CH504056 A CH 504056A CH 1788469 A CH1788469 A CH 1788469A CH 1788469 A CH1788469 A CH 1788469A CH 504056 A CH504056 A CH 504056A
Authority
CH
Switzerland
Prior art keywords
slide rule
rule
slide
Prior art date
Application number
CH1788469A
Other languages
English (en)
Inventor
Progin Bernard
Original Assignee
Progin Bernard
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 Progin Bernard filed Critical Progin Bernard
Priority to CH1788469A priority Critical patent/CH504056A/fr
Priority to DE19702057758 priority patent/DE2057758A1/de
Priority to US90569A priority patent/US3688980A/en
Priority to GB5479470A priority patent/GB1325479A/en
Priority to FR707042733A priority patent/FR2070204B3/fr
Publication of CH504056A publication Critical patent/CH504056A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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)
  • Navigation (AREA)
  • Displays For Variable Information Using Movable Means (AREA)
  • Length-Measuring Instruments Using Mechanical Means (AREA)
CH1788469A 1969-12-01 1969-12-01 Règle à calcul CH504056A (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1788469A CH504056A (fr) 1969-12-01 1969-12-01 Règle à calcul
DE19702057758 DE2057758A1 (de) 1969-12-01 1970-11-17 Rechenschieber
US90569A US3688980A (en) 1969-12-01 1970-11-18 Calculating rule
GB5479470A GB1325479A (en) 1969-12-01 1970-11-18 Calculating rule
FR707042733A FR2070204B3 (fr) 1969-12-01 1970-11-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1788469A CH504056A (fr) 1969-12-01 1969-12-01 Règle à calcul

Publications (1)

Publication Number Publication Date
CH504056A true CH504056A (fr) 1971-02-28

Family

ID=4428821

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1788469A CH504056A (fr) 1969-12-01 1969-12-01 Règle à calcul

Country Status (5)

Country Link
US (1) US3688980A (fr)
CH (1) CH504056A (fr)
DE (1) DE2057758A1 (fr)
FR (1) FR2070204B3 (fr)
GB (1) GB1325479A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2148564A (en) * 1983-10-24 1985-05-30 Herbert John Duce Logarithmic calculating appliance
DE102010043169A1 (de) * 2010-10-29 2012-05-16 BSH Bosch und Siemens Hausgeräte GmbH Filtersystem für einen Staubsauger und Staubsauger

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1080811A (en) * 1913-02-07 1913-12-09 Robert Cameron Colwell Slide-rule.
FR813546A (fr) * 1936-11-16 1937-06-03 Barême mobile
US2451842A (en) * 1944-02-10 1948-10-19 Liebmann Dora Minna Calculating instrument
US2511270A (en) * 1946-02-27 1950-06-13 Benedict D Kahan Slide rule
FR931839A (fr) * 1946-08-02 1948-03-04 Mecaniques Et D Organisation I Appareil dit ripomètre, pour la détermination des rectifications à apporter à une courbe déformée de voie ferrée
FR1020031A (fr) * 1950-06-12 1953-01-30 Grille à calcul cylindrique par échelles logarithmiques fractionnées
GB778556A (en) * 1955-03-22 1957-07-10 Rafael Fischer Improvements in or relating to calculators
FR1165226A (fr) * 1957-01-15 1958-10-20 Règle à calculer de grande précision
US3147915A (en) * 1962-03-21 1964-09-08 Jr William A Cresswell Calculator

Also Published As

Publication number Publication date
FR2070204A7 (fr) 1971-09-10
DE2057758A1 (de) 1971-06-09
US3688980A (en) 1972-09-05
GB1325479A (en) 1973-08-01
FR2070204B3 (fr) 1973-08-10

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Legal Events

Date Code Title Description
PL Patent ceased