CA396700A - Dispositif d'acoustique - Google Patents

Dispositif d'acoustique

Info

Publication number
CA396700A
CA396700A CA396700A CA396700DA CA396700A CA 396700 A CA396700 A CA 396700A CA 396700 A CA396700 A CA 396700A CA 396700D A CA396700D A CA 396700DA CA 396700 A CA396700 A CA 396700A
Authority
CA
Canada
Prior art keywords
acoustic device
acoustic
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
CA396700A
Other languages
English (en)
Inventor
Nelson Marshall Robert
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Publication date
Application granted granted Critical
Publication of CA396700A publication Critical patent/CA396700A/fr
Expired legal-status Critical Current

Links

CA396700A Dispositif d'acoustique Expired CA396700A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA396700T

Publications (1)

Publication Number Publication Date
CA396700A true CA396700A (fr) 1941-05-20

Family

ID=35407231

Family Applications (1)

Application Number Title Priority Date Filing Date
CA396700A Expired CA396700A (fr) Dispositif d'acoustique

Country Status (1)

Country Link
CA (1) CA396700A (fr)

Similar Documents

Publication Publication Date Title
CA396071A (fr) Dispositif d'acoustique
CA396698A (fr) Dispositif d'acoustique
CA396700A (fr) Dispositif d'acoustique
CA397415A (fr) Dispositif piezo-electrique
AU113853B2 (en) Sheepshearing device
CA393766A (fr) Dispositif antisiphon
CA394340A (fr) Dispositif de sondage par l'echo
CA396038A (fr) Dispositif a joindre les bouts
CA400022A (fr) Dispositif a aligner la voie ferree
CA398863A (fr) Dispositif de vitrine
CA393858A (fr) Dispositif a servir
CA397899A (fr) Dispositif a faconner des ecrous a bride
CA395529A (fr) Dispositif a reproduire des sons
CA394407A (fr) Microphone
AU67841A (en) Sheepshearing device
AU116157B2 (en) Improved thread-milling or like device
CA396537A (fr) Vibrateur
CA398233A (fr) Vibrateur
CA400262A (fr) Vibrateur
CA395185A (fr) Dispositif a nettoyer
CA398526A (fr) Appareil piezoelectrique
CA397861A (fr) Fixation
CA397514A (fr) Dispositif de fixation
CA397860A (fr) Fixation
AU114641B2 (en) Fastening device