FR796365A - Improvements to punch card reproduction machines - Google Patents

Improvements to punch card reproduction machines

Info

Publication number
FR796365A
FR796365A FR796365DA FR796365A FR 796365 A FR796365 A FR 796365A FR 796365D A FR796365D A FR 796365DA FR 796365 A FR796365 A FR 796365A
Authority
FR
France
Prior art keywords
punch card
reproduction machines
card reproduction
machines
punch
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)
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 FR796365A publication Critical patent/FR796365A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D28/00—Shaping by press-cutting; Perforating
    • B21D28/24—Perforating, i.e. punching holes
    • B21D28/246—Selection of punches
FR796365D 1933-08-09 1934-08-08 Improvements to punch card reproduction machines Expired FR796365A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US685373A US2032805A (en) 1933-08-09 1933-08-09 Perforating machine

Publications (1)

Publication Number Publication Date
FR796365A true FR796365A (en) 1936-04-06

Family

ID=32508409

Family Applications (1)

Application Number Title Priority Date Filing Date
FR796365D Expired FR796365A (en) 1933-08-09 1934-08-08 Improvements to punch card reproduction machines

Country Status (5)

Country Link
US (2) US2032805A (en)
DE (1) DE644593C (en)
FR (1) FR796365A (en)
GB (1) GB442534A (en)
NL (2) NL45012C (en)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2623592A (en) * 1952-12-30 Card reproducing machine
US2711794A (en) * 1955-06-28 ghertman
DE747603C (en) * 1940-06-11 1944-11-18 Hollerith Maschinen Ges M B H Entry machine for registration cards
US2448781A (en) * 1942-03-14 1948-09-07 Ibm Record controlled machine
DE976542C (en) * 1942-03-14 1963-11-07 Ibm Deutschland Printing unit for card punching machines
US2532331A (en) * 1946-01-05 1950-12-05 Rose Ernest Punching circuit
US2614632A (en) * 1948-07-27 1952-10-21 American Telephone & Telegraph Apparatus for recording numerals in code
NL80458C (en) * 1948-10-08 1955-09-15
US2647581A (en) * 1949-07-06 1953-08-04 Ibm Record card punching machine
US2684719A (en) * 1950-08-19 1954-07-27 Ibm Storage key punch
US2690222A (en) * 1950-08-19 1954-09-28 Ibm Mark sensing reproducer
NL166471B (en) * 1951-08-09 Upjohn Co PROCESS FOR PREPARING A THERAPEUTIC PREPARATION AND PROCESS FOR PREPARING A SUITABLE BENZOPHEN DERIVATIVE.
NL166510B (en) * 1951-08-10 France Etat GUARDRAIL, WHICH CAN SLIDE IN CROSS DIRECTION.
NL166511B (en) * 1951-08-14 Vredestein Nv WATER-SEALING OR WATER COLOR COMPOSITION FOR A JOINT IN A CONCRETE CONSTRUCTION AND METHOD FOR APPLYING THIS.
DE973735C (en) * 1951-08-24 1960-05-25 Michael Maul Card doubler for double deck cards
NL168464B (en) * 1951-09-26 Kaupert Guenter Dr Ing SLIDING INTO A STACK, WITH A NUMBER OF CUP-SHAPED PARTS, INSERTS.
BE514548A (en) * 1951-10-02
US2844307A (en) * 1952-01-29 1958-07-22 Bell Telephone Labor Inc Record-controlled apparatus
US2775297A (en) * 1952-05-01 1956-12-25 Ibm Record controlled perforating machine
US2768691A (en) * 1952-05-23 1956-10-30 Cooper Reproducing punch
US2751985A (en) * 1952-12-05 1956-06-26 Sperry Rand Corp Field selection mechanism for record controlled machines
US2771137A (en) * 1953-04-30 1956-11-20 Ibm Record controlled punch with provision for serial numbering
US2889110A (en) * 1953-06-19 1959-06-02 Ibm Bill feeding and piercing devices
BE532427A (en) * 1953-10-09
US2775298A (en) * 1953-11-17 1956-12-25 Ibm Ledger posting machine
US2888077A (en) * 1954-04-13 1959-05-26 Ibm Interspersed gang punch device
US2793695A (en) * 1954-10-14 1957-05-28 Ibm Record punching machine
US3070366A (en) * 1957-01-04 1962-12-25 William F Huck Record processing machine
US2902005A (en) * 1957-05-23 1959-09-01 Ibm Hydraulic control for intermittent starting and stopping of a hydraulic motor
DE1139674B (en) * 1957-06-29 1962-11-15 Aritma, narodni podnik, Prag Punch card duplicating machine.
US3001693A (en) * 1957-07-25 1961-09-26 Parsons Corp Data handling system
NL234659A (en) * 1957-12-30
US3509323A (en) * 1962-05-17 1970-04-28 Houdaille Industries Inc Tape control device

Also Published As

Publication number Publication date
DE644593C (en) 1937-05-08
NL50871C (en)
USRE21133E (en) 1939-06-27
GB442534A (en) 1936-02-10
NL45012C (en)
US2032805A (en) 1936-03-03

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