CA122570A - Moyens de produire des ondes sonores - Google Patents

Moyens de produire des ondes sonores

Info

Publication number
CA122570A
CA122570A CA000122570A CA122570DA CA122570A CA 122570 A CA122570 A CA 122570A CA 000122570 A CA000122570 A CA 000122570A CA 122570D A CA122570D A CA 122570DA CA 122570 A CA122570 A CA 122570A
Authority
CA
Canada
Prior art keywords
waces
producing sound
sound
producing
sound waces
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
CA000122570A
Other languages
English (en)
Inventor
Walter Furman Kelly
Louis Euclide Cote
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA122570A publication Critical patent/CA122570A/fr
Expired legal-status Critical Current

Links

CA000122570A 1909-03-27 1909-03-27 Moyens de produire des ondes sonores Expired CA122570A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA122570T 1909-03-27

Publications (1)

Publication Number Publication Date
CA122570A true CA122570A (fr) 1909-12-14

Family

ID=45242294

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000122570A Expired CA122570A (fr) 1909-03-27 1909-03-27 Moyens de produire des ondes sonores

Country Status (1)

Country Link
CA (1) CA122570A (fr)

Similar Documents

Publication Publication Date Title
CA122570A (fr) Moyens de produire des ondes sonores
CA120100A (fr) Production de bore ferreux
CA122757A (fr) Moyens de siffler
CA122571A (fr) Moyens de produire des ondes sonores
CA118192A (fr) Production de silico-spiegel
CA122250A (fr) Appareil synchronique pour cinematographes et appareil a reproduction de sons
CA123313A (fr) Methode de production d'oxone
CA118190A (fr) Production de ferrosilicone
CA121316A (fr) Boite a amplifier les sons
CA124118A (fr) Microphone
CA135339A (fr) Appareil a production de sons
CA124150A (fr) Fabrication du cuir
CA124084A (fr) Production de nitrates
CA124423A (fr) Amplificateur du son
CA125579A (fr) Boite a l'epreuve des sons
CA120726A (fr) Instrument d'acoustique
CA121643A (fr) Methode de production de bronze
CA128758A (fr) Mecanisme a production de sons
CA126833A (fr) Fabrication de caoutchouc artificiel
CA127876A (fr) Dispositif a production de sons
CA120773A (fr) Production de silicide de calcium
CA113692A (fr) Procede de production de silicium cristallin
CA119904A (fr) Appareil a reproduire les sons
CA124083A (fr) Procede a production d'ammoniaque
CA131566A (fr) Procede de production d'ammoniaque