AU141810B2 - Optical system for sound film recording - Google Patents

Optical system for sound film recording

Info

Publication number
AU141810B2
AU141810B2 AU17634/48A AU1763448A AU141810B2 AU 141810 B2 AU141810 B2 AU 141810B2 AU 17634/48 A AU17634/48 A AU 17634/48A AU 1763448 A AU1763448 A AU 1763448A AU 141810 B2 AU141810 B2 AU 141810B2
Authority
AU
Australia
Prior art keywords
optical system
sound film
film recording
recording
sound
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
AU17634/48A
Other versions
AU1763448A (en
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of AU141810B2 publication Critical patent/AU141810B2/en
Publication of AU1763448A publication Critical patent/AU1763448A/en
Expired legal-status Critical Current

Links

AU17634/48A 1948-01-09 Optical system for sound film recording Expired AU141810B2 (en)

Publications (2)

Publication Number Publication Date
AU141810B2 true AU141810B2 (en) 1948-03-11
AU1763448A AU1763448A (en) 1948-03-11

Family

ID=

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