JPS549858B2 - - Google Patents

Info

Publication number
JPS549858B2
JPS549858B2 JP6055073A JP6055073A JPS549858B2 JP S549858 B2 JPS549858 B2 JP S549858B2 JP 6055073 A JP6055073 A JP 6055073A JP 6055073 A JP6055073 A JP 6055073A JP S549858 B2 JPS549858 B2 JP S549858B2
Authority
JP
Japan
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
JP6055073A
Other versions
JPS4948260A (ja
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 filed Critical
Publication of JPS4948260A publication Critical patent/JPS4948260A/ja
Publication of JPS549858B2 publication Critical patent/JPS549858B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F15/00—Digital computers in general; Data processing equipment in general
    • G06F15/02—Digital computers in general; Data processing equipment in general manually operated with input through keyboard and computation using a built-in program, e.g. pocket calculators

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Calculators And Similar Devices (AREA)
  • Document Processing Apparatus (AREA)
JP6055073A 1972-05-30 1973-05-30 Expired JPS549858B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US25760672A 1972-05-30 1972-05-30

Publications (2)

Publication Number Publication Date
JPS4948260A JPS4948260A (ja) 1974-05-10
JPS549858B2 true JPS549858B2 (ja) 1979-04-27

Family

ID=22976977

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6055073A Expired JPS549858B2 (ja) 1972-05-30 1973-05-30

Country Status (8)

Country Link
US (1) US3781820A (ja)
JP (1) JPS549858B2 (ja)
CA (1) CA976659A (ja)
CH (1) CH563620A5 (ja)
FR (1) FR2187151A5 (ja)
GB (1) GB1381617A (ja)
IT (1) IT973785B (ja)
MY (1) MY7500230A (ja)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3955074A (en) * 1972-10-30 1976-05-04 Hewlett-Packard Company General purpose calculator having keys with more than one function assigned thereto
US3984816A (en) * 1973-05-16 1976-10-05 Texas Instruments, Inc. Expandable function electronic calculator
US4059750A (en) * 1973-05-29 1977-11-22 Hewlett-Packard Company General purpose calculator having selective data storage, data conversion and time-keeping capabilities
US3892958A (en) * 1974-01-11 1975-07-01 Hewlett Packard Co Inverse/complementary function prefix key
US3914587A (en) * 1974-03-29 1975-10-21 Rockwell International Corp Calculator having a memory preset key
US4016542A (en) * 1974-04-23 1977-04-05 Azurdata, Inc. Electronic notebook for use in data gathering, formatting and transmitting system
US4519045A (en) * 1982-05-25 1985-05-21 Texas Instruments Incorporated Electronic data processing apparatus with equation operating system having improved unary operation implementation
NL1027025C2 (nl) 2004-09-13 2006-03-14 Univ Delft Tech Microreactor voor een transmissie elektronenmicroscoop en verwarmingselement en werkwijze voor vervaardiging daarvan.
US7519983B2 (en) * 2005-03-07 2009-04-14 Genesys Logic, Inc. Method and apparatus for filtering SDTV channels of digital video broadcasting

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3328763A (en) * 1963-10-01 1967-06-27 Monroe International Inc Electronic desk-type computer
US3553445A (en) * 1966-08-22 1971-01-05 Scm Corp Multicipher entry
US3641329A (en) * 1968-10-28 1972-02-08 Olivetti & Co Spa Improvements in electronic computer keyboard control
US3611299A (en) * 1970-02-16 1971-10-05 Ibm Magnetic card data recorder
US3675213A (en) * 1970-10-14 1972-07-04 Hewlett Packard Co Stored data recall means for an electronic calculator

Also Published As

Publication number Publication date
MY7500230A (en) 1975-12-31
GB1381617A (en) 1975-01-22
CH563620A5 (ja) 1975-06-30
CA976659A (en) 1975-10-21
IT973785B (it) 1974-06-10
US3781820A (en) 1973-12-25
DE2257350B2 (de) 1975-08-07
FR2187151A5 (ja) 1974-01-11
DE2257350A1 (de) 1973-12-13
JPS4948260A (ja) 1974-05-10

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