CA449413A - Pellicule pour la reproduction de sons et procede d'enregistrement de sons - Google Patents

Pellicule pour la reproduction de sons et procede d'enregistrement de sons

Info

Publication number
CA449413A
CA449413A CA449413A CA449413DA CA449413A CA 449413 A CA449413 A CA 449413A CA 449413 A CA449413 A CA 449413A CA 449413D A CA449413D A CA 449413DA CA 449413 A CA449413 A CA 449413A
Authority
CA
Canada
Prior art keywords
sound
reproduction
recording
film
reproduction film
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
CA449413A
Other languages
English (en)
Inventor
Poulsen Arnold
Carl Georg Petersen Axel
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
Publication date
Application granted granted Critical
Publication of CA449413A publication Critical patent/CA449413A/fr
Expired legal-status Critical Current

Links

CA449413A Pellicule pour la reproduction de sons et procede d'enregistrement de sons Expired CA449413A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA449413T

Publications (1)

Publication Number Publication Date
CA449413A true CA449413A (fr) 1948-06-22

Family

ID=35567122

Family Applications (1)

Application Number Title Priority Date Filing Date
CA449413A Expired CA449413A (fr) Pellicule pour la reproduction de sons et procede d'enregistrement de sons

Country Status (1)

Country Link
CA (1) CA449413A (fr)

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