BE616323A - Machine à calculer - Google Patents

Machine à calculer

Info

Publication number
BE616323A
BE616323A BE616323A BE616323A BE616323A BE 616323 A BE616323 A BE 616323A BE 616323 A BE616323 A BE 616323A BE 616323 A BE616323 A BE 616323A BE 616323 A BE616323 A BE 616323A
Authority
BE
Belgium
Prior art keywords
calculator
Prior art date
Application number
BE616323A
Other languages
English (en)
Inventor
K J Staller
Original Assignee
Bell Telephone Mfg
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 Bell Telephone Mfg filed Critical Bell Telephone Mfg
Publication of BE616323A publication Critical patent/BE616323A/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
BE616323A 1961-04-13 1962-04-12 Machine à calculer BE616323A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US102692A US3186639A (en) 1961-04-13 1961-04-13 Mechanically variable elements to calculate check symbols

Publications (1)

Publication Number Publication Date
BE616323A true BE616323A (fr) 1962-10-12

Family

ID=22291181

Family Applications (1)

Application Number Title Priority Date Filing Date
BE616323A BE616323A (fr) 1961-04-13 1962-04-12 Machine à calculer

Country Status (2)

Country Link
US (1) US3186639A (fr)
BE (1) BE616323A (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3508707A (en) * 1968-01-15 1970-04-28 Ibm Check digit verifier
FR2091871B1 (fr) * 1970-03-06 1974-03-01 Burroughs Corp

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1886148A (en) * 1932-11-01 Calculating machine
US2950048A (en) * 1960-08-23 Computer for verifying numbers
US1838647A (en) * 1931-12-29 Calculating machine
US2481648A (en) * 1943-09-15 1949-09-13 Western Electric Co Apparatus for combining variable quantities
US2886239A (en) * 1954-02-16 1959-05-12 Willem Hendrik Theodorus Helmi Check symbol computer
NL92399C (fr) * 1954-04-02
US2857100A (en) * 1957-03-05 1958-10-21 Sperry Rand Corp Error detection system
US3105636A (en) * 1958-12-24 1963-10-01 George B Greene Computing and recording apparatus

Also Published As

Publication number Publication date
US3186639A (en) 1965-06-01

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