CA77131S - Combined speaker and microphone unit - Google Patents

Combined speaker and microphone unit

Info

Publication number
CA77131S
CA77131S CA77131F CA77131F CA77131S CA 77131 S CA77131 S CA 77131S CA 77131 F CA77131 F CA 77131F CA 77131 F CA77131 F CA 77131F CA 77131 S CA77131 S CA 77131S
Authority
CA
Canada
Prior art keywords
microphone unit
combined speaker
speaker
combined
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 - Lifetime
Application number
CA77131F
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
AT&T Corp
Publication date
Priority to CA77131F priority Critical patent/CA77131S/en
Application granted granted Critical
Publication of CA77131S publication Critical patent/CA77131S/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

CA77131F Combined speaker and microphone unit Expired - Lifetime CA77131S (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA77131F CA77131S (en) Combined speaker and microphone unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA77131F CA77131S (en) Combined speaker and microphone unit

Publications (1)

Publication Number Publication Date
CA77131S true CA77131S (en) 1995-09-07

Family

ID=59968344

Family Applications (1)

Application Number Title Priority Date Filing Date
CA77131F Expired - Lifetime CA77131S (en) Combined speaker and microphone unit

Country Status (1)

Country Link
CA (1) CA77131S (en)

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