CA850754A - Optical recording of superimposed sound tracks - Google Patents

Optical recording of superimposed sound tracks

Info

Publication number
CA850754A
CA850754A CA850754A CA850754DA CA850754A CA 850754 A CA850754 A CA 850754A CA 850754 A CA850754 A CA 850754A CA 850754D A CA850754D A CA 850754DA CA 850754 A CA850754 A CA 850754A
Authority
CA
Canada
Prior art keywords
optical recording
sound tracks
superimposed sound
superimposed
tracks
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
CA850754A
Inventor
Robert S. John, Jr.
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.)
Bell and Howell Co
Original Assignee
Bell and Howell Co
Publication date
Application granted granted Critical
Publication of CA850754A publication Critical patent/CA850754A/en
Expired legal-status Critical Current

Links

CA850754A Optical recording of superimposed sound tracks Expired CA850754A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA850754T

Publications (1)

Publication Number Publication Date
CA850754A true CA850754A (en) 1970-09-01

Family

ID=36334906

Family Applications (1)

Application Number Title Priority Date Filing Date
CA850754A Expired CA850754A (en) Optical recording of superimposed sound tracks

Country Status (1)

Country Link
CA (1) CA850754A (en)

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