CA471049A - Machines a calculer commandees par cartes-fiches - Google Patents

Machines a calculer commandees par cartes-fiches

Info

Publication number: CA471049A
Authority: CA; Canada
Prior art keywords: calculating machines; record controlled; controlled calculating; record; machines
Prior art date: 1951-01-23
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

CA471049A

Other languages

Inventor

D. Lake Clair

M. Durfee Benjamin

H. Dickinson Arthur

Original Assignee

International Business Machines Corp

Publication date

1951-01-23

1951-01-23 Application granted granted Critical

1951-01-23 Publication of CA471049A publication Critical patent/CA471049A/fr

Status Expired legal-status Critical Current

CA471049A Machines a calculer commandees par cartes-fiches Expired CA471049A (fr)

Application Number	Priority Date	Filing Date	Title
CA471049T

Publication Number	Publication Date
CA471049A true CA471049A (fr)	1951-01-23

Application Number	Title	Priority Date	Filing Date
CA471049A Expired CA471049A (fr)			Machines a calculer commandees par cartes-fiches

Country	Link
CA (1)	CA471049A (fr)

Publication	Publication Date	Title
CA470717A (fr)	1951-01-09	Machines commandees par inscriptions
CA478521A (fr)	1951-11-13	Machines de prelevement de filets de poisson
CA470804A (fr)	1951-01-16	Machines de reproduction
CA477059A (fr)	1951-09-18	Machines a calculer
CA475902A (fr)	1951-08-07	Machines a calculer
CA472163A (fr)	1951-03-13	Machines a calculer
CA478349A (fr)	1951-11-06	Machines a calculer
CA478350A (fr)	1951-11-06	Machines a calculer
CA473609A (fr)	1951-05-15	Calculateurs
CA478351A (fr)	1951-11-06	Machines a calculer
AU152356B2 (en)	1951-08-02	Calculating machines
AU152998B2 (en)	1951-08-23	Calculating machines
CA477197A (fr)	1951-09-25	Machines a calculer
AU151564B2 (en)	1951-07-19	Small calculating machine
AU333751A (en)	1951-08-23	Calculating machines
AU291451A (en)	1951-08-02	Calculating machines
CA477069A (fr)	1951-09-18	Machines a perforer des cartes-fiches
CA479109A (fr)	1951-12-04	Tabulateurs
CA476308A (fr)	1951-08-21	Tabulateurs
CA475977A (fr)	1951-08-14	Machines de taraudage d'ecrous
CA478520A (fr)	1951-11-13	Machines de prelevement de filets de poisson
CA478663A (fr)	1951-11-20	Machines a refendre le bois actionnees par moteurs
CA470532A (fr)	1951-01-02	Machines a tricoter
CA473830A (fr)	1951-05-22	Machines de classement d'oeufs
CA474136A (fr)	1951-06-05	Machines a ecrire