FR591996A - Perfectionnements aux machines tabulatrices - Google Patents

Perfectionnements aux machines tabulatrices

Info

Publication number
FR591996A
FR591996A FR591996DA FR591996A FR 591996 A FR591996 A FR 591996A FR 591996D A FR591996D A FR 591996DA FR 591996 A FR591996 A FR 591996A
Authority
FR
France
Prior art keywords
tabulating machines
tabulating
machines
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
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR591996A publication Critical patent/FR591996A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
    • G06F1/16—Constructional details or arrangements
    • G06F1/1613—Constructional details or arrangements for portable computers
    • G06F1/1615—Constructional details or arrangements for portable computers with several enclosures having relative motions, each enclosure supporting at least one I/O or computing function

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Computer Hardware Design (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Credit Cards Or The Like (AREA)
  • Conveying Record Carriers (AREA)
FR591996D 1924-02-18 1924-11-27 Perfectionnements aux machines tabulatrices Expired FR591996A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US693572A US1791762A (en) 1924-02-18 1924-02-18 Tabulating machine

Publications (1)

Publication Number Publication Date
FR591996A true FR591996A (fr) 1925-07-22

Family

ID=24785207

Family Applications (1)

Application Number Title Priority Date Filing Date
FR591996D Expired FR591996A (fr) 1924-02-18 1924-11-27 Perfectionnements aux machines tabulatrices

Country Status (4)

Country Link
US (1) US1791762A (fr)
DE (1) DE524474C (fr)
FR (1) FR591996A (fr)
GB (1) GB229660A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3511976A (en) * 1966-06-01 1970-05-12 Ind Timer Corp Tape programmer for controlling electrical circuits

Also Published As

Publication number Publication date
US1791762A (en) 1931-02-10
GB229660A (en) 1926-05-17
DE524474C (de) 1931-05-07

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