BE346023A - - Google Patents

Info

Publication number
BE346023A
BE346023A BE346023DA BE346023A BE 346023 A BE346023 A BE 346023A BE 346023D A BE346023D A BE 346023DA BE 346023 A BE346023 A BE 346023A
Authority
BE
Belgium
Application number
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.)
Publication of BE346023A publication Critical patent/BE346023A/xx

Links

BE346023D 1927-10-10 BE346023A (US07534539-20090519-C00127.png)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2676227A GB303844A (en) 1927-10-10 1927-10-10 Improvements in machines for punching statistical record cards

Publications (1)

Publication Number Publication Date
BE346023A true BE346023A (US07534539-20090519-C00127.png)

Family

ID=10248788

Family Applications (1)

Application Number Title Priority Date Filing Date
BE346023D BE346023A (US07534539-20090519-C00127.png) 1927-10-10

Country Status (3)

Country Link
US (1) US1790479A (US07534539-20090519-C00127.png)
BE (1) BE346023A (US07534539-20090519-C00127.png)
GB (1) GB303844A (US07534539-20090519-C00127.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2566931A (en) * 1948-11-23 1951-09-04 Ibm Record card punching machine
US2784785A (en) * 1951-10-10 1957-03-12 Ibm Typewriter controlled tape punch

Also Published As

Publication number Publication date
GB303844A (en) 1929-01-10
US1790479A (en) 1931-01-27

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