CA423664A - Poinconneuse des cartes-vedettes - Google Patents

Poinconneuse des cartes-vedettes

Info

Publication number: CA423664A
Authority: CA; Canada
Prior art keywords: punching machine; card punching; record card; record; machine
Prior art date: 1944-11-07
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

CA423664A

Other languages

Inventor

Brand Samuel

M. Cunningham James

Original Assignee

International Business Machines Corp

Publication date

1944-11-07

1944-11-07 Application granted granted Critical

1944-11-07 Publication of CA423664A publication Critical patent/CA423664A/fr

Status Expired legal-status Critical Current

CA423664A Poinconneuse des cartes-vedettes Expired CA423664A (fr)

Application Number	Priority Date	Filing Date	Title
CA423664T

Publication Number	Publication Date
CA423664A true CA423664A (fr)	1944-11-07

Application Number	Title	Priority Date	Filing Date
CA423664A Expired CA423664A (fr)			Poinconneuse des cartes-vedettes

Country	Link
CA (1)	CA423664A (fr)

Publication	Publication Date	Title
CA433022A (fr)	1946-02-12	Machine a perforer les cartes
CA423664A (fr)	1944-11-07	Poinconneuse des cartes-vedettes
CA424377A (fr)	1944-12-12	Carte-vedette
CA423553A (fr)	1944-10-31	Poinconneuse a cartes
CA420816A (fr)	1944-06-13	Perforatrice
CA413275A (fr)	1943-06-22	Machine a encocher les cartes
CA420829A (fr)	1944-06-13	Machine de tabulation
CA420830A (fr)	1944-06-13	Machine de tabulation
CA420831A (fr)	1944-06-13	Machine de tabulation
CA419974A (fr)	1944-05-02	Machine de tabulation
CA426884A (fr)	1945-04-17	Machine a perforer les cartes
CA431650A (fr)	1945-12-04	Perforatrice de cartes
CA402277A (fr)	1942-01-13	Perforatrice de cartes
CA412391A (fr)	1943-05-11	Perforatrice
CA416763A (fr)	1943-11-30	Perforatrice
CA422528A (fr)	1944-09-05	Machine a limer
CA416785A (fr)	1943-11-30	Machine de tabulation
CA419459A (fr)	1944-04-04	Distributeur
CA421983A (fr)	1944-08-08	Distributeur
CA423667A (fr)	1944-11-07	Distributeur
CA422575A (fr)	1944-09-12	Dispositif a poinconner
CA424308A (fr)	1944-12-12	Dispositif a poinconner
CA417615A (fr)	1944-01-11	Machine a marquer
CA423596A (fr)	1944-11-07	Index a cartes
CA425969A (fr)	1945-03-06	Machine a lire les cartes-vedettes