GB191412738A - Improvement in Card-perforating Machines. - Google Patents

Improvement in Card-perforating Machines.

Info

Publication number
GB191412738A
GB191412738A GB191412738DA GB191412738A GB 191412738 A GB191412738 A GB 191412738A GB 191412738D A GB191412738D A GB 191412738DA GB 191412738 A GB191412738 A GB 191412738A
Authority
GB
United Kingdom
Prior art keywords
key
carriage
punch
card
action
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
English (en)
Inventor
James Powers
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191412738A publication Critical patent/GB191412738A/en
Expired legal-status Critical Current

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
GB191412738D 1913-05-24 1914-05-23 Improvement in Card-perforating Machines. Expired GB191412738A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US191412738XA 1913-05-24 1913-05-24

Publications (1)

Publication Number Publication Date
GB191412738A true GB191412738A (en) 1915-02-18

Family

ID=32597578

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191412738D Expired GB191412738A (en) 1913-05-24 1914-05-23 Improvement in Card-perforating Machines.

Country Status (4)

Country Link
DE (1) DE295477C (enrdf_load_stackoverflow)
FR (1) FR472557A (enrdf_load_stackoverflow)
GB (1) GB191412738A (enrdf_load_stackoverflow)
NL (1) NL5115C (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3118386A (en) * 1964-01-21 Multi-stage centrifugal pump

Also Published As

Publication number Publication date
DE295477C (enrdf_load_stackoverflow)
NL5115C (enrdf_load_stackoverflow)
FR472557A (enrdf_load_stackoverflow)

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