GB455331A - Improvements in or relating to recording apparatus for calculating machines - Google Patents

Improvements in or relating to recording apparatus for calculating machines

Info

Publication number
GB455331A
GB455331A GB132/36A GB13236A GB455331A GB 455331 A GB455331 A GB 455331A GB 132/36 A GB132/36 A GB 132/36A GB 13236 A GB13236 A GB 13236A GB 455331 A GB455331 A GB 455331A
Authority
GB
United Kingdom
Prior art keywords
wheel
disc
shaft
head
brush
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
GB132/36A
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.)
Electrical Research Products Inc
Original Assignee
Electrical Research Products Inc
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 Electrical Research Products Inc filed Critical Electrical Research Products Inc
Publication of GB455331A publication Critical patent/GB455331A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06C—DIGITAL COMPUTERS IN WHICH ALL THE COMPUTATION IS EFFECTED MECHANICALLY
    • G06C11/00—Output mechanisms
    • G06C11/08—Output mechanisms with punching mechanism

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
GB132/36A 1935-01-15 1936-01-02 Improvements in or relating to recording apparatus for calculating machines Expired GB455331A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1840A US2099892A (en) 1935-01-15 1935-01-15 Perforating apparatus

Publications (1)

Publication Number Publication Date
GB455331A true GB455331A (en) 1936-10-19

Family

ID=21698075

Family Applications (1)

Application Number Title Priority Date Filing Date
GB132/36A Expired GB455331A (en) 1935-01-15 1936-01-02 Improvements in or relating to recording apparatus for calculating machines

Country Status (3)

Country Link
US (1) US2099892A (fr)
FR (1) FR810352A (fr)
GB (1) GB455331A (fr)

Also Published As

Publication number Publication date
US2099892A (en) 1937-11-23
FR810352A (fr) 1937-03-20

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