FR827221A - Improvements to statistical card punching machines - Google Patents

Improvements to statistical card punching machines

Info

Publication number
FR827221A
FR827221A FR827221DA FR827221A FR 827221 A FR827221 A FR 827221A FR 827221D A FR827221D A FR 827221DA FR 827221 A FR827221 A FR 827221A
Authority
FR
France
Prior art keywords
card punching
punching machines
statistical card
statistical
machines
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
Other languages
French (fr)
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.)
POWERS ACCOUNTING MACHINES Ltd
Original Assignee
POWERS ACCOUNTING MACHINES 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 POWERS ACCOUNTING MACHINES Ltd filed Critical POWERS ACCOUNTING MACHINES Ltd
Application granted granted Critical
Publication of FR827221A publication Critical patent/FR827221A/en
Expired legal-status Critical Current

Links

FR827221D 1936-10-03 1937-09-29 Improvements to statistical card punching machines Expired FR827221A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2687236A GB482668A (en) 1936-10-03 1936-10-03 Improvements in or relating to machines for punching statistical record cards

Publications (1)

Publication Number Publication Date
FR827221A true FR827221A (en) 1938-04-21

Family

ID=10250538

Family Applications (1)

Application Number Title Priority Date Filing Date
FR827221D Expired FR827221A (en) 1936-10-03 1937-09-29 Improvements to statistical card punching machines

Country Status (2)

Country Link
FR (1) FR827221A (en)
GB (1) GB482668A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2521372A (en) * 1945-10-03 1950-09-05 Ibm Punching machine

Also Published As

Publication number Publication date
GB482668A (en) 1938-04-04

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