GB538607A - Improvements in or relating to electric systems for the transmission of statistical data - Google Patents

Improvements in or relating to electric systems for the transmission of statistical data

Info

Publication number
GB538607A
GB538607A GB2239/40A GB223940A GB538607A GB 538607 A GB538607 A GB 538607A GB 2239/40 A GB2239/40 A GB 2239/40A GB 223940 A GB223940 A GB 223940A GB 538607 A GB538607 A GB 538607A
Authority
GB
United Kingdom
Prior art keywords
alternators
card
impulses
filters
transmitter
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
GB2239/40A
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.)
British Tabulating Machine Co Ltd
Original Assignee
British Tabulating Machine Co Ltd
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 British Tabulating Machine Co Ltd filed Critical British Tabulating Machine Co Ltd
Publication of GB538607A publication Critical patent/GB538607A/en
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)
  • General Physics & Mathematics (AREA)
  • Human Computer Interaction (AREA)
  • General Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Near-Field Transmission Systems (AREA)
  • Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
  • Devices For Checking Fares Or Tickets At Control Points (AREA)
GB2239/40A 1939-02-03 1940-02-05 Improvements in or relating to electric systems for the transmission of statistical data Expired GB538607A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US254410A US2355281A (en) 1939-02-03 1939-02-03 Transmission system for statistical data

Publications (1)

Publication Number Publication Date
GB538607A true GB538607A (en) 1941-08-11

Family

ID=22964207

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2239/40A Expired GB538607A (en) 1939-02-03 1940-02-05 Improvements in or relating to electric systems for the transmission of statistical data

Country Status (4)

Country Link
US (1) US2355281A (es)
DE (1) DE747554C (es)
GB (1) GB538607A (es)
NL (1) NL66000C (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2751148A (en) * 1956-06-19 H allen ctal
GB539745A (en) * 1940-02-16 1941-09-23 William Hatton Improvements in or relating to electric calculator equipment
US2824694A (en) * 1950-09-06 1958-02-25 Boni Alessandro Analytic calculating machine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE527176C (de) * 1929-01-11 1931-06-15 Hermann Gildemeister Dipl Ing Asynchroner elektrischer Fernschnellschreiber

Also Published As

Publication number Publication date
DE747554C (de) 1945-01-10
US2355281A (en) 1944-08-08
NL66000C (es)

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