GB1299744A - An adding, subtracting and totaling calculator - Google Patents

An adding, subtracting and totaling calculator

Info

Publication number
GB1299744A
GB1299744A GB5886/70A GB588670A GB1299744A GB 1299744 A GB1299744 A GB 1299744A GB 5886/70 A GB5886/70 A GB 5886/70A GB 588670 A GB588670 A GB 588670A GB 1299744 A GB1299744 A GB 1299744A
Authority
GB
United Kingdom
Prior art keywords
lever
totalizer
racks
order
pin
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.)
Expired
Application number
GB5886/70A
Other languages
English (en)
Inventor
Harutaro Oba
Toshihiko Sawazu
Sugio Takeuchi
Masaru Chikata
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba TEC Corp
Original Assignee
Tokyo Electric Co Ltd
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 JP840769A external-priority patent/JPS493879B1/ja
Priority claimed from JP1034069U external-priority patent/JPS4834696Y1/ja
Priority claimed from JP840869A external-priority patent/JPS493880B1/ja
Priority claimed from JP992969A external-priority patent/JPS493878B1/ja
Priority claimed from JP6987669A external-priority patent/JPS4923238B1/ja
Application filed by Tokyo Electric Co Ltd filed Critical Tokyo Electric Co Ltd
Publication of GB1299744A publication Critical patent/GB1299744A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
    • G06C7/08—Keyboards with one set of keys for all denominations, e.g. ten-key board
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C15/00—Computing mechanisms; Actuating devices therefor
    • G06C15/04—Adding or subtracting devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Orthopedics, Nursing, And Contraception (AREA)
  • Transmission Devices (AREA)
GB5886/70A 1969-02-06 1970-02-06 An adding, subtracting and totaling calculator Expired GB1299744A (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP840769A JPS493879B1 (enExample) 1969-02-06 1969-02-06
JP1034069U JPS4834696Y1 (enExample) 1969-02-06 1969-02-06
JP840869A JPS493880B1 (enExample) 1969-02-06 1969-02-06
JP992969A JPS493878B1 (enExample) 1969-02-10 1969-02-10
JP1149769 1969-02-10
JP6987669A JPS4923238B1 (enExample) 1969-09-04 1969-09-04

Publications (1)

Publication Number Publication Date
GB1299744A true GB1299744A (en) 1972-12-13

Family

ID=27548126

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5886/70A Expired GB1299744A (en) 1969-02-06 1970-02-06 An adding, subtracting and totaling calculator

Country Status (6)

Country Link
US (1) US3670957A (enExample)
CH (1) CH508240A (enExample)
DE (1) DE2005524A1 (enExample)
FR (1) FR2033307B1 (enExample)
GB (1) GB1299744A (enExample)
SE (1) SE358981B (enExample)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2905382A (en) * 1959-09-22 carnacina
US2754052A (en) * 1956-07-10 Capellaro
US2371914A (en) * 1945-03-20 Accounting machine

Also Published As

Publication number Publication date
DE2005524A1 (de) 1971-07-15
FR2033307B1 (enExample) 1975-07-04
US3670957A (en) 1972-06-20
FR2033307A1 (enExample) 1970-12-04
CH508240A (de) 1971-05-31
SE358981B (enExample) 1973-08-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees