CA990649A - Dictation mask - Google Patents

Dictation mask

Info

Publication number
CA990649A
CA990649A CA192,828A CA192828A CA990649A CA 990649 A CA990649 A CA 990649A CA 192828 A CA192828 A CA 192828A CA 990649 A CA990649 A CA 990649A
Authority
CA
Canada
Prior art keywords
dictation
mask
dictation mask
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
CA192,828A
Other versions
CA192828S (en
Inventor
Eric L. Guille
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.)
Individual
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA990649A publication Critical patent/CA990649A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/08—Mouthpieces; Microphones; Attachments therefor
    • H04R1/083—Special constructions of mouthpieces

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Respiratory Apparatuses And Protective Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
CA192,828A 1972-07-20 1974-02-18 Dictation mask Expired CA990649A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US27364872A 1972-07-20 1972-07-20

Publications (1)

Publication Number Publication Date
CA990649A true CA990649A (en) 1976-06-08

Family

ID=23044830

Family Applications (1)

Application Number Title Priority Date Filing Date
CA192,828A Expired CA990649A (en) 1972-07-20 1974-02-18 Dictation mask

Country Status (3)

Country Link
US (1) US3796842A (en)
CA (1) CA990649A (en)
GB (1) GB1417327A (en)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4129754A (en) * 1977-07-01 1978-12-12 Gore Thomas A Reporting device
US4792013A (en) * 1987-09-08 1988-12-20 Boynton Carter R Vocal muffler
US5197098A (en) * 1992-04-15 1993-03-23 Drapeau Raoul E Secure conferencing system
JP2609822B2 (en) * 1994-10-12 1997-05-14 埼玉日本電気株式会社 Transmitter
USD427986S (en) * 1998-08-20 2000-07-11 Talk Technologies Inc. Dictation mask
USD439630S1 (en) 1999-08-04 2001-03-27 R. Craig Ellington Cough silencer
US6401860B1 (en) 2000-10-18 2002-06-11 Ellington & Rush Hunting Products, Inc. Cough silencer device
US20020077838A1 (en) * 2000-12-18 2002-06-20 International Business Machines Corporation Sound muffler device for use with a portable phone and method and system in electronic commerce for reservation and lease of the sound muffler device
USD569499S1 (en) 2006-01-18 2008-05-20 Catalyst Industries, Inc. Cough silencer
EP2186205B1 (en) * 2007-08-27 2013-03-27 Jb Scientific, Llc Communication privacy mask
USD673134S1 (en) * 2011-06-08 2012-12-25 Stephen Webb Voice mask
CN104284263A (en) * 2013-07-03 2015-01-14 付文敬 Mask type sound-insulation microphone
US9253299B2 (en) 2014-02-18 2016-02-02 Quiet, Inc. Ergonomic tubular anechoic chambers for use with a communication device and related methods
US9386135B2 (en) 2014-05-16 2016-07-05 Quiet, Inc. Ergonomic tubular anechoic chambers for use with a communication device and related methods
US8948411B1 (en) 2014-02-18 2015-02-03 Scott A. Moser Ergonomic tubular anechoic chambers for use with a communication device and related methods
US9525765B2 (en) 2014-02-18 2016-12-20 Quiet, Inc. Ergonomic anechoic anti-noise canceling chamber for use with a communication device and related methods
US9576567B2 (en) 2014-02-18 2017-02-21 Quiet, Inc. Ergonomic tubular anechoic chambers for use with a communication device and related methods
US9614945B1 (en) 2014-02-18 2017-04-04 Quiet, Inc. Anti-noise canceling headset and related methods
USD764432S1 (en) * 2014-06-09 2016-08-23 Talk Technologies Inc. Folding voice mask
USD738345S1 (en) * 2014-06-09 2015-09-08 Talk Technologies Inc. Sleek voice mask
USD738346S1 (en) * 2014-06-09 2015-09-08 Talk Technologies Inc. Sliding voice mask
US9264525B1 (en) 2014-12-04 2016-02-16 Leo Marshall Telephone mouthpiece shield assembly
USD772191S1 (en) 2014-12-29 2016-11-22 Mark Ludwig Multi-layer voice muffler
CA2927184A1 (en) 2015-04-13 2016-10-13 Talk Technologies Inc. Audio capture and transmission device having sound attenuation
USD868723S1 (en) 2018-02-28 2019-12-03 Damon Webb Quiet cushion facepiece with friction fit sleeve
US20190289109A1 (en) * 2018-03-13 2019-09-19 Gregory Thomas Umhoefer Apparatus and Methods for Voice Privacy with Headphones
US11778357B2 (en) * 2018-07-18 2023-10-03 Nicolas Casati Sound directing device for a mobile telecommunication device
US11223887B1 (en) * 2020-08-17 2022-01-11 Damon Webb Sound attenuating audio capture and transmission device
JP1743278S (en) * 2021-03-29 2023-05-01 soundproof microphone
WO2022209636A1 (en) * 2021-03-29 2022-10-06 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ Mask

Also Published As

Publication number Publication date
GB1417327A (en) 1975-12-10
US3796842A (en) 1974-03-12

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