CA299779A - Microphone - Google Patents

Microphone

Info

Publication number
CA299779A
CA299779A CA299779DA CA299779A CA 299779 A CA299779 A CA 299779A CA 299779D A CA299779D A CA 299779DA CA 299779 A CA299779 A CA 299779A
Authority
CA
Canada
Prior art keywords
microphone
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
Other languages
English (en)
Inventor
Faraday Dutton Gilbert
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.)
Siemens Brothers and Co Ltd
Original Assignee
Siemens Brothers and Co Ltd
Publication date
Application granted granted Critical
Publication of CA299779A publication Critical patent/CA299779A/fr
Expired legal-status Critical Current

Links

CA299779D Microphone Expired CA299779A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA299779T

Publications (1)

Publication Number Publication Date
CA299779A true CA299779A (fr) 1930-04-29

Family

ID=35237098

Family Applications (1)

Application Number Title Priority Date Filing Date
CA299779D Expired CA299779A (fr) Microphone

Country Status (1)

Country Link
CA (1) CA299779A (fr)

Similar Documents

Publication Publication Date Title
CA299779A (fr) Microphone
CA298695A (fr) Haut parleur
AU2498830A (en) An improved bagloader
CA306496A (fr) Haut-parleur
AU2247229A (en) Loudspeaker
CA305246A (fr) Appareil telephonique
CA304792A (fr) Nitro-halogenequinazoline
CA306048A (fr) Moissonneuse-batteuse
CA296403A (fr) Deconcentrateur
CA296783A (fr) Menottes
CA296950A (fr) Auto-traineau
CA297249A (fr) Outil percuteur
CA297703A (fr) Vulcanisateur a ressemeller les pneus
CA298364A (fr) Pince a linge
CA299388A (fr) Agrafe de serviette
CA299697A (fr) Corset bas
CA300030A (fr) Corselette
CA300339A (fr) Chaussure a sabot
CA300438A (fr) Soliveau a barre
CA300925A (fr) Table de lit
CA301113A (fr) Fixation de ski
CA301609A (fr) Garde-porte
CA302046A (fr) Meche a cone
CA303109A (fr) Epoussetoir
CA298833A (fr) Alimentateur du fil metallique