GB510910A - Improvements in or relating to statistical card punching machines - Google Patents

Improvements in or relating to statistical card punching machines

Info

Publication number
GB510910A
GB510910A GB10305/38A GB1030538A GB510910A GB 510910 A GB510910 A GB 510910A GB 10305/38 A GB10305/38 A GB 10305/38A GB 1030538 A GB1030538 A GB 1030538A GB 510910 A GB510910 A GB 510910A
Authority
GB
United Kingdom
Prior art keywords
relating
card punching
punching machines
statistical card
statistical
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
GB10305/38A
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.)
Remington Rand Inc
Original Assignee
Remington Rand 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 Remington Rand Inc filed Critical Remington Rand Inc
Publication of GB510910A publication Critical patent/GB510910A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/082—Compounds containing nitrogen and non-metals and optionally metals
GB10305/38A 1937-05-05 1938-04-04 Improvements in or relating to statistical card punching machines Expired GB510910A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US140833A US2211093A (en) 1937-05-05 1937-05-05 Statistical card punch

Publications (1)

Publication Number Publication Date
GB510910A true GB510910A (en) 1939-08-10

Family

ID=22492980

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10305/38A Expired GB510910A (en) 1937-05-05 1938-04-04 Improvements in or relating to statistical card punching machines

Country Status (4)

Country Link
US (1) US2211093A (en)
BE (1) BE425577A (en)
GB (1) GB510910A (en)
NL (1) NL55280C (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2515012A (en) * 1946-02-23 1950-07-11 William R Kreider Means to punch any card of a predetermined value within a group of cards
NL158805B (en) * 1950-02-02 Boehringer Mannheim Gmbh METHOD OF BINDING WATER-SOLUBLE PROTEINS TO CARRIERS, COLUMNS AND OTHER OBJECTS SO OBTAINED, AND A METHOD FOR THEIR APPLICATION.
DE859071C (en) * 1950-02-19 1952-12-11 Ibm Deutschland Storage device for punch card machines

Also Published As

Publication number Publication date
NL55280C (en)
US2211093A (en) 1940-08-13
BE425577A (en)

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