CA432019A - Sound record - Google Patents

Sound record

Info

Publication number
CA432019A
CA432019A CA432019A CA432019DA CA432019A CA 432019 A CA432019 A CA 432019A CA 432019 A CA432019 A CA 432019A CA 432019D A CA432019D A CA 432019DA CA 432019 A CA432019 A CA 432019A
Authority
CA
Canada
Prior art keywords
sound record
record
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
CA432019A
Other languages
French (fr)
Inventor
A. Proctor Barton
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.)
B A PROCTOR Co
Original Assignee
B A PROCTOR Co
Publication date
Application granted granted Critical
Publication of CA432019A publication Critical patent/CA432019A/en
Expired legal-status Critical Current

Links

CA432019A Sound record Expired CA432019A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA432019T

Publications (1)

Publication Number Publication Date
CA432019A true CA432019A (en) 1945-12-18

Family

ID=35547068

Family Applications (1)

Application Number Title Priority Date Filing Date
CA432019A Expired CA432019A (en) Sound record

Country Status (1)

Country Link
CA (1) CA432019A (en)

Similar Documents

Publication Publication Date Title
CA432019A (en) Sound record
CA429964A (en) Sound reproducing device
CA430975A (en) Sound recording process
CA430976A (en) Sound recording process
CA427399A (en) Sound reproducing system
CA430831A (en) Sound reproducing system
CA428710A (en) Sound recording apparatus
CA426386A (en) Sound record making method
CA431096A (en) Electroacoustic transducer
CA425823A (en) Recorder
AU126732B2 (en) Sound carriers
CA426734A (en) Sound translating device
CA427995A (en) Time recorder
CA425882A (en) Phonograph recorder-reproducer head
CA425328A (en) Acoustic horn
CA431683A (en) Record reproducing system
AU125415B2 (en) Recorders
AU124839B2 (en) Improved fly-poisoning disc
CA426109A (en) Sound producing device
AU130549B2 (en) Loudspeaker
CA429476A (en) Sound recording with supersonic modulator
CA427397A (en) Disk harrow
AU125442B2 (en) Phonograph apparatus
CA427122A (en) Microphone
CA425204A (en) Time recording device