CH556060A - Dispositif pour faciliter la lecture de reglettes graduees. - Google Patents

Dispositif pour faciliter la lecture de reglettes graduees.

Info

Publication number
CH556060A
CH556060A CH301572A CH301572A CH556060A CH 556060 A CH556060 A CH 556060A CH 301572 A CH301572 A CH 301572A CH 301572 A CH301572 A CH 301572A CH 556060 A CH556060 A CH 556060A
Authority
CH
Switzerland
Prior art keywords
reading
facilitate
graduated rules
graduated
rules
Prior art date
Application number
CH301572A
Other languages
English (en)
French (fr)
Original Assignee
Fresa Ets
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 Fresa Ets filed Critical Fresa Ets
Priority to CH301572A priority Critical patent/CH556060A/fr
Priority to DE2216407A priority patent/DE2216407A1/de
Priority to NL7302266A priority patent/NL7302266A/xx
Priority to FR7306944A priority patent/FR2174601A5/fr
Priority to GB952973A priority patent/GB1393502A/en
Priority to IT67502/73A priority patent/IT977902B/it
Priority to JP2423773A priority patent/JPS48101990A/ja
Priority to US00336622A priority patent/US3831840A/en
Publication of CH556060A publication Critical patent/CH556060A/fr

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06G—ANALOGUE COMPUTERS
    • G06G1/00—Hand manipulated computing devices
    • G06G1/0005—Hand manipulated computing devices characterised by a specific application
    • G06G1/0047—Hand manipulated computing devices characterised by a specific application for printing
    • 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

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Character Spaces And Line Spaces In Printers (AREA)
  • Credit Cards Or The Like (AREA)
  • Dot-Matrix Printers And Others (AREA)
CH301572A 1972-03-01 1972-03-01 Dispositif pour faciliter la lecture de reglettes graduees. CH556060A (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
CH301572A CH556060A (fr) 1972-03-01 1972-03-01 Dispositif pour faciliter la lecture de reglettes graduees.
DE2216407A DE2216407A1 (de) 1972-03-01 1972-04-05 Rechengeraet
NL7302266A NL7302266A (it) 1972-03-01 1973-02-19
FR7306944A FR2174601A5 (it) 1972-03-01 1973-02-27
GB952973A GB1393502A (en) 1972-03-01 1973-02-27 Calculators
IT67502/73A IT977902B (it) 1972-03-01 1973-02-27 Strumento calcolatore
JP2423773A JPS48101990A (it) 1972-03-01 1973-02-28
US00336622A US3831840A (en) 1972-03-01 1973-02-28 Composite slide rule

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH301572A CH556060A (fr) 1972-03-01 1972-03-01 Dispositif pour faciliter la lecture de reglettes graduees.

Publications (1)

Publication Number Publication Date
CH556060A true CH556060A (fr) 1974-11-15

Family

ID=4246717

Family Applications (1)

Application Number Title Priority Date Filing Date
CH301572A CH556060A (fr) 1972-03-01 1972-03-01 Dispositif pour faciliter la lecture de reglettes graduees.

Country Status (8)

Country Link
US (1) US3831840A (it)
JP (1) JPS48101990A (it)
CH (1) CH556060A (it)
DE (1) DE2216407A1 (it)
FR (1) FR2174601A5 (it)
GB (1) GB1393502A (it)
IT (1) IT977902B (it)
NL (1) NL7302266A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4272674A (en) 1977-10-31 1981-06-09 Tokyo Keiki Company Ltd. Check digit calculator
JPS5463642A (en) 1977-10-31 1979-05-22 Tokyo Keiki Kk Check digit calculator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US67269A (en) * 1867-07-30 coffin
US1354977A (en) * 1916-10-03 1920-10-05 Charles T Kammeyer Type-gage
US2643058A (en) * 1951-07-23 1953-06-23 Michael J Quillinan Slide rule
US3197135A (en) * 1963-07-24 1965-07-27 Turner M Osler Slide rule
US3272431A (en) * 1965-07-15 1966-09-13 Cesar M Dablo Fraction-decimal calculator

Also Published As

Publication number Publication date
JPS48101990A (it) 1973-12-21
US3831840A (en) 1974-08-27
IT977902B (it) 1974-09-20
DE2216407A1 (de) 1973-09-06
FR2174601A5 (it) 1973-10-12
NL7302266A (it) 1973-09-04
GB1393502A (en) 1975-05-07

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Legal Events

Date Code Title Description
PL Patent ceased