CA378229A - Corne a membrane - Google Patents

Corne a membrane

Info

Publication number: CA378229A
Authority: CA; Canada
Prior art keywords: diaphragm horn; horn; diaphragm
Prior art date: 1938-12-13
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

CA378229A

Other languages

Inventor

G. Down Sidney

Original Assignee

Canadian Westinghouse Co Ltd

Publication date

1938-12-13

1938-12-13 Application granted granted Critical

1938-12-13 Publication of CA378229A publication Critical patent/CA378229A/fr

Status Expired legal-status Critical Current

CA378229A Corne a membrane Expired CA378229A (fr)

Application Number	Priority Date	Filing Date	Title
CA378229T

Publication Number	Publication Date
CA378229A true CA378229A (fr)	1938-12-13

Application Number	Title	Priority Date	Filing Date
CA378229A Expired CA378229A (fr)			Corne a membrane

Country	Link
CA (1)	CA378229A (fr)

Publication	Publication Date	Title
AU108382B2 (en)	1939-09-07	Loudspeaker membrane
CA374755A (fr)	1938-06-28	Haut-parleur
AU110220B2 (en)	1940-04-11	Horn type loudspeakers
CA378098A (fr)	1938-12-06	Diaphragme de train
AU369238A (en)	1939-09-07	Loudspeaker membrane
CA377771A (fr)	1938-11-15	Dispositif a sons
CA373045A (fr)	1938-04-12	Sceau a membrane
CA375326A (fr)	1938-07-26	Haut-parleur
AU128139A (en)	1940-04-11	Horn type loudspeakers
CA373897A (fr)	1938-05-24	Dispositif acoustique
CA375140A (fr)	1938-07-19	Dispositif acoustique
CA378322A (fr)	1938-12-13	Fabrication de liens en papier
CA375990A (fr)	1938-08-23	Fabrication de biiodoacetylene
CA372622A (fr)	1938-03-22	Cuisiniere
AU109398B2 (en)	1940-01-11	Improved bag-lifter
CA373724A (fr)	1938-05-10	Petrin
AU106979B2 (en)	1939-03-30	Suspensories
CA374585A (fr)	1938-06-21	Defecateur
CA373588A (fr)	1938-05-03	Flan photographique
CA374410A (fr)	1938-06-14	Defecateur
CA376835A (fr)	1938-10-04	Telegraphone
CA375883A (fr)	1938-08-16	Fusee-turbine
CA378461A (fr)	1938-12-20	Etai de mine
CA374530A (fr)	1938-06-21	Plaque a poncer
CA377533A (fr)	1938-11-08	Pentamethine-omega-aldehyde