FR939237A - Improvements to electrically operated calculating equipment - Google Patents

Improvements to electrically operated calculating equipment

Info

Publication number
FR939237A
FR939237A FR939237DA FR939237A FR 939237 A FR939237 A FR 939237A FR 939237D A FR939237D A FR 939237DA FR 939237 A FR939237 A FR 939237A
Authority
FR
France
Prior art keywords
electrically operated
calculating equipment
operated calculating
equipment
electrically
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
Other languages
French (fr)
Inventor
Leslie Baines Haigh
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR939237A publication Critical patent/FR939237A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B19/00—Oxazine dyes
    • C09B19/02—Bisoxazines prepared from aminoquinones
    • 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
    • G06F7/40—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using contact-making devices, e.g. electromagnetic relay

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Input From Keyboards Or The Like (AREA)
FR939237D 1941-06-06 1946-08-26 Improvements to electrically operated calculating equipment Expired FR939237A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB275850X 1941-06-06

Publications (1)

Publication Number Publication Date
FR939237A true FR939237A (en) 1948-11-08

Family

ID=10262023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939237D Expired FR939237A (en) 1941-06-06 1946-08-26 Improvements to electrically operated calculating equipment

Country Status (4)

Country Link
BE (1) BE476927A (en)
CH (1) CH275850A (en)
FR (1) FR939237A (en)
GB (1) GB577895A (en)

Also Published As

Publication number Publication date
CH275850A (en) 1951-06-15
BE476927A (en)
GB577895A (en) 1946-06-05

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