AU927332A - Improvements ofthe microphone - Google Patents

Improvements ofthe microphone

Info

Publication number
AU927332A
AU927332A AU9273/32A AU927332A AU927332A AU 927332 A AU927332 A AU 927332A AU 9273/32 A AU9273/32 A AU 9273/32A AU 927332 A AU927332 A AU 927332A AU 927332 A AU927332 A AU 927332A
Authority
AU
Australia
Prior art keywords
microphone
ofthe microphone
improvements ofthe
ofthe
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
AU9273/32A
Inventor
Ramsay Wigan Edmund
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
Filing date
Publication date
Application filed by Siemens Brothers and Co Ltd filed Critical Siemens Brothers and Co Ltd
Publication of AU927332A publication Critical patent/AU927332A/en
Expired legal-status Critical Current

Links

AU9273/32A 1932-09-20 Improvements ofthe microphone Expired AU927332A (en)

Publications (1)

Publication Number Publication Date
AU927332A true AU927332A (en) 1933-06-22

Family

ID=

Similar Documents

Publication Publication Date Title
CA319705A (en) Microphone
CA320139A (en) Microphone
AU927332A (en) Improvements ofthe microphone
CA322912A (en) Loudspeaker
CA323254A (en) Loudspeaker
CA322340A (en) Diaphragm
CA330440A (en) Microphone
CA330897A (en) Microphone
CA318774A (en) Skate-ski
CA319206A (en) Cultivator-harrow
CA320089A (en) Aeroship
CA320144A (en) Telephonometer
CA320985A (en) Serving-hatchway
CA322413A (en) Spacer-nail
CA322762A (en) Kinematograph
CA322870A (en) Cellulose-nitrate-acylate
CA322959A (en) Audiphone
CA323325A (en) Radiogoniometer
CA324445A (en) Fish-lure
CA324676A (en) Flush-ell
CA324941A (en) Sweetmeat
CA325119A (en) Corselet
CA326299A (en) Cycloplane
CA326931A (en) Halogenanthraquinonebenzacridone
CA326932A (en) Halogenanthraquinonebenzacridone