CA271925A - Sound box and speaking unit - Google Patents

Sound box and speaking unit

Info

Publication number
CA271925A
CA271925A CA271925A CA271925DA CA271925A CA 271925 A CA271925 A CA 271925A CA 271925 A CA271925 A CA 271925A CA 271925D A CA271925D A CA 271925DA CA 271925 A CA271925 A CA 271925A
Authority
CA
Canada
Prior art keywords
sound box
speaking unit
speaking
unit
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
CA271925A
Other languages
French (fr)
Inventor
Ziterman Jacob
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 CA271925A publication Critical patent/CA271925A/en
Expired legal-status Critical Current

Links

CA271925A Sound box and speaking unit Expired CA271925A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA271925T

Publications (1)

Publication Number Publication Date
CA271925A true CA271925A (en) 1927-06-28

Family

ID=35201956

Family Applications (1)

Application Number Title Priority Date Filing Date
CA271925A Expired CA271925A (en) Sound box and speaking unit

Country Status (1)

Country Link
CA (1) CA271925A (en)

Similar Documents

Publication Publication Date Title
CA271925A (en) Sound box and speaking unit
CA273173A (en) Sound box
CA268838A (en) Sound amplifier
CA269166A (en) Sound amplifier
CA276236A (en) Sound amplifier
CA268278A (en) Loud speaker
CA270532A (en) Loud speaker
CA273707A (en) Loud speaker
CA276006A (en) Loud speaker
CA276294A (en) Loud speaker
CA276295A (en) Loud speaker
CA276471A (en) Loud speaker
CA276707A (en) Loud speaker
CA267487A (en) Sound modifier
CA272674A (en) Microphone
CA274397A (en) Sound deadener
CA275457A (en) Sound reproducer
CA275152A (en) Sound device cabinet
AU553727A (en) Improvements in acoustic devices
CA269111A (en) Acoustic device
CA269112A (en) Acoustic device
CA276711A (en) Acoustic amplifier and radiator
CA275451A (en) Sound mechanism
CA269515A (en) Sound mechanism
CA269516A (en) Sound mechanism