CH306518A - Lochmaschine für Registrierkarten. - Google Patents

Lochmaschine für Registrierkarten.

Info

Publication number
CH306518A
CH306518A CH306518DA CH306518A CH 306518 A CH306518 A CH 306518A CH 306518D A CH306518D A CH 306518DA CH 306518 A CH306518 A CH 306518A
Authority
CH
Switzerland
Prior art keywords
punch machine
registration cards
cards
registration
punch
Prior art date
Application number
Other languages
English (en)
Inventor
Maul Michael
Original Assignee
Maul Michael
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 Maul Michael filed Critical Maul Michael
Publication of CH306518A publication Critical patent/CH306518A/de

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K21/00—Information retrieval from punched cards designed for manual use or handling by machine; Apparatus for handling such cards, e.g. marking or correcting
    • G06K21/06—Apparatus or tools adapted for slotting or otherwise marking information-retrieval cards
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/02—Perforating by punching, e.g. with relatively-reciprocating punch and bed
    • B26F1/04—Perforating by punching, e.g. with relatively-reciprocating punch and bed with selectively-operable punches
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
    • B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
    • B26F1/32—Hand-held perforating or punching apparatus, e.g. awls
    • B26F1/36—Punching or perforating pliers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
CH306518D 1951-11-17 1952-07-30 Lochmaschine für Registrierkarten. CH306518A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE306518X 1951-11-17

Publications (1)

Publication Number Publication Date
CH306518A true CH306518A (de) 1955-04-15

Family

ID=6121157

Family Applications (1)

Application Number Title Priority Date Filing Date
CH306518D CH306518A (de) 1951-11-17 1952-07-30 Lochmaschine für Registrierkarten.

Country Status (3)

Country Link
US (1) US2729290A (de)
CH (1) CH306518A (de)
NL (1) NL168557B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3642197A (en) * 1969-07-29 1972-02-15 Ibm Data recorder and verifier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2188013A (en) * 1933-02-06 1940-01-23 Shell Dev Method of separating high molecular mixtures
US2281865A (en) * 1935-03-22 1942-05-05 Shell Dev Process for separating high molecular mixtures
US2166160A (en) * 1935-04-10 1939-07-18 Atlantic Refining Co Treatment of hydrocarbon oils
US2355167A (en) * 1940-10-26 1944-08-08 Kellogg M W Co Process for the recovery of hydrocarbons

Also Published As

Publication number Publication date
US2729290A (en) 1956-01-03
NL168557B (nl)

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