GB487341A - Improvements in or relating to multiplying machines - Google Patents

Improvements in or relating to multiplying machines

Info

Publication number
GB487341A
GB487341A GB34875/36A GB3487536A GB487341A GB 487341 A GB487341 A GB 487341A GB 34875/36 A GB34875/36 A GB 34875/36A GB 3487536 A GB3487536 A GB 3487536A GB 487341 A GB487341 A GB 487341A
Authority
GB
United Kingdom
Prior art keywords
contacts
relay
shaft
card
magnets
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
GB34875/36A
Other languages
English (en)
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.)
British Tabulating Machine Co Ltd
Original Assignee
British Tabulating Machine 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
Application filed by British Tabulating Machine Co Ltd filed Critical British Tabulating Machine Co Ltd
Publication of GB487341A publication Critical patent/GB487341A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/46—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using electromechanical counter-type accumulators
    • G06F7/462—Multiplying; dividing
    • G06F7/467—Multiplying; dividing by using preset multiples of the multiplicand or the divisor
GB34875/36A 1935-12-21 1936-12-18 Improvements in or relating to multiplying machines Expired GB487341A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US487341XA 1935-12-21 1935-12-21

Publications (1)

Publication Number Publication Date
GB487341A true GB487341A (en) 1938-06-20

Family

ID=21956164

Family Applications (1)

Application Number Title Priority Date Filing Date
GB34875/36A Expired GB487341A (en) 1935-12-21 1936-12-18 Improvements in or relating to multiplying machines

Country Status (4)

Country Link
US (1) US2192599A (de)
DE (1) DE657267C (de)
FR (1) FR48378E (de)
GB (1) GB487341A (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE975966C (de) * 1949-06-29 1963-01-03 Zuse K G Rechenmaschine zur Durchfuehrung von arithmetischen Rechenoperationen
NL159160B (nl) * 1950-12-29 Roth Anton Van een autolift voorziene parkeergarage.

Also Published As

Publication number Publication date
US2192599A (en) 1940-03-05
FR48378E (fr) 1938-02-08
DE657267C (de) 1938-03-04

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