GB1087127A - Frequency selective circuit and control apparatus including such circuit - Google Patents

Frequency selective circuit and control apparatus including such circuit

Info

Publication number
GB1087127A
GB1087127A GB21621/66A GB2162166A GB1087127A GB 1087127 A GB1087127 A GB 1087127A GB 21621/66 A GB21621/66 A GB 21621/66A GB 2162166 A GB2162166 A GB 2162166A GB 1087127 A GB1087127 A GB 1087127A
Authority
GB
United Kingdom
Prior art keywords
reed
button
tone
circuit
mouthpiece
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
GB21621/66A
Other languages
English (en)
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of GB1087127A publication Critical patent/GB1087127A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/10—Telephonic communication systems specially adapted for combination with other electrical systems with dictation recording and playback systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
  • Telephone Function (AREA)
  • Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
  • Dovetailed Work, And Nailing Machines And Stapling Machines For Wood (AREA)
  • Portable Nailing Machines And Staplers (AREA)
  • Telephonic Communication Services (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
GB21621/66A 1965-06-30 1966-05-16 Frequency selective circuit and control apparatus including such circuit Expired GB1087127A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US46830465A 1965-06-30 1965-06-30

Publications (1)

Publication Number Publication Date
GB1087127A true GB1087127A (en) 1967-10-11

Family

ID=23859269

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21621/66A Expired GB1087127A (en) 1965-06-30 1966-05-16 Frequency selective circuit and control apparatus including such circuit

Country Status (10)

Country Link
US (1) US3691300A (enrdf_load_stackoverflow)
JP (1) JPS4312694B1 (enrdf_load_stackoverflow)
BE (1) BE682448A (enrdf_load_stackoverflow)
CH (1) CH456184A (enrdf_load_stackoverflow)
DE (1) DE1292214B (enrdf_load_stackoverflow)
ES (1) ES328461A1 (enrdf_load_stackoverflow)
FR (1) FR1485066A (enrdf_load_stackoverflow)
GB (1) GB1087127A (enrdf_load_stackoverflow)
NL (1) NL6608620A (enrdf_load_stackoverflow)
SE (1) SE325060B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140250A (en) * 1983-05-18 1984-11-21 Dictaphone Corp Remote terminal for use with central dictation apparatus

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517410A (en) * 1982-04-02 1985-05-14 Data Acquisition Services Automatic user selected variable telephone message record and playback system
US4677658A (en) * 1983-03-09 1987-06-30 Kolodny Gerald M Remote dictating apparatus

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE936879C (de) * 1952-07-15 1955-12-22 Heinrich Dipl-Ing Gerwig Selbstwaehlsystem
DE1065018B (de) * 1955-02-25 1959-09-10 Standard Elektrik Lorenz Ag Schaltungsanordnung zur Steuerung fuer an Fernsprechanlagen, insbesondere Fernsprechnebenstellenanlagen, angeschlossene Diktiergeraete
BE565637A (enrdf_load_stackoverflow) * 1957-03-14

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2140250A (en) * 1983-05-18 1984-11-21 Dictaphone Corp Remote terminal for use with central dictation apparatus
US4658097A (en) * 1983-05-18 1987-04-14 Dictaphone Corporation Remote terminal for use with central dictation apparatus

Also Published As

Publication number Publication date
SE325060B (enrdf_load_stackoverflow) 1970-06-22
FR1485066A (fr) 1967-06-16
JPS4312694B1 (enrdf_load_stackoverflow) 1968-05-29
CH456184A (de) 1968-05-15
DE1292214B (de) 1969-04-10
BE682448A (enrdf_load_stackoverflow) 1966-11-14
NL6608620A (enrdf_load_stackoverflow) 1967-01-02
ES328461A1 (es) 1967-04-01
US3691300A (en) 1972-09-12

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