BE749001A - KEYBOARD FOR CALCULATING MACHINES, ACCOUNTING MACHINES, TELEPRINTERS AND EQUIVALENTS - Google Patents

KEYBOARD FOR CALCULATING MACHINES, ACCOUNTING MACHINES, TELEPRINTERS AND EQUIVALENTS

Info

Publication number
BE749001A
BE749001A BE749001DA BE749001A BE 749001 A BE749001 A BE 749001A BE 749001D A BE749001D A BE 749001DA BE 749001 A BE749001 A BE 749001A
Authority
BE
Belgium
Prior art keywords
machines
teleprinters
keyboard
equivalents
accounting
Prior art date
Application number
Other languages
French (fr)
Original Assignee
Olivetti & Co Spa
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 Olivetti & Co Spa filed Critical Olivetti & Co Spa
Publication of BE749001A publication Critical patent/BE749001A/en

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C7/00—Input mechanisms
    • G06C7/02—Keyboards
BE749001D 1969-05-09 1970-04-15 KEYBOARD FOR CALCULATING MACHINES, ACCOUNTING MACHINES, TELEPRINTERS AND EQUIVALENTS BE749001A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT5176469 1969-05-09

Publications (1)

Publication Number Publication Date
BE749001A true BE749001A (en) 1970-09-16

Family

ID=11275688

Family Applications (1)

Application Number Title Priority Date Filing Date
BE749001D BE749001A (en) 1969-05-09 1970-04-15 KEYBOARD FOR CALCULATING MACHINES, ACCOUNTING MACHINES, TELEPRINTERS AND EQUIVALENTS

Country Status (7)

Country Link
US (1) US3646551A (en)
JP (1) JPS5040613B1 (en)
BE (1) BE749001A (en)
DE (1) DE2022657C3 (en)
FR (1) FR2047202A5 (en)
GB (1) GB1244594A (en)
SU (2) SU508236A3 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5393333U (en) * 1976-12-28 1978-07-29
US4522518A (en) * 1983-07-07 1985-06-11 Schmidt John R Character data input keyboard arrangement having central matrix of keys
JPH02108815U (en) * 1989-02-15 1990-08-29
DE19506509C2 (en) * 1995-02-24 1996-12-05 Preh Elektro Feinmechanik Keypad for sales and cash registers

Also Published As

Publication number Publication date
SU508236A3 (en) 1976-03-25
DE2022657A1 (en) 1970-11-19
DE2022657C3 (en) 1978-05-24
GB1244594A (en) 1971-09-02
FR2047202A5 (en) 1971-03-12
US3646551A (en) 1972-02-29
DE2022657B2 (en) 1977-09-22
JPS5040613B1 (en) 1975-12-25
SU505387A3 (en) 1976-02-28

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