CH400245A - Facility for two-way communication - Google Patents

Facility for two-way communication

Info

Publication number
CH400245A
CH400245A CH1251561A CH1251561A CH400245A CH 400245 A CH400245 A CH 400245A CH 1251561 A CH1251561 A CH 1251561A CH 1251561 A CH1251561 A CH 1251561A CH 400245 A CH400245 A CH 400245A
Authority
CH
Switzerland
Prior art keywords
facility
way communication
communication
way
Prior art date
Application number
CH1251561A
Other languages
German (de)
Inventor
Peiker Heinrich
Original Assignee
Peiker Heinrich
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 Peiker Heinrich filed Critical Peiker Heinrich
Publication of CH400245A publication Critical patent/CH400245A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/08—Two-way loud-speaking telephone systems with means for conditioning the signal, e.g. for suppressing echoes for one or both directions of traffic
    • A—HUMAN NECESSITIES
    • A45—HAND OR TRAVELLING ARTICLES
    • A45C—PURSES; LUGGAGE; HAND CARRIED BAGS
    • A45C11/00—Receptacles for purposes not provided for in groups A45C1/00-A45C9/00
    • A45C11/16—Jewel boxes

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Telephone Set Structure (AREA)
CH1251561A 1965-10-02 1961-10-30 Facility for two-way communication CH400245A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1965P0026029 DE1206967B (en) 1965-10-02 1965-10-02 Facility for two-way communication

Publications (1)

Publication Number Publication Date
CH400245A true CH400245A (en) 1965-10-15

Family

ID=7370310

Family Applications (2)

Application Number Title Priority Date Filing Date
CH1251561A CH400245A (en) 1965-10-02 1961-10-30 Facility for two-way communication
CH1369066A CH445738A (en) 1965-10-02 1966-09-21 Containers for jewelry

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH1369066A CH445738A (en) 1965-10-02 1966-09-21 Containers for jewelry

Country Status (4)

Country Link
AT (1) AT263269B (en)
CH (2) CH400245A (en)
DE (1) DE1206967B (en)
GB (1) GB1002983A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1050154A (en) * 1977-01-14 1979-03-06 Conrad D. Lafrance Telephone conferencing apparatus
US4237339A (en) * 1977-11-03 1980-12-02 The Post Office Audio teleconferencing
DE4439146A1 (en) * 1994-11-03 1996-05-09 Deutsche Telekom Ag Hands-free telephone for work-place or use with personal computer, video conference etc.

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE828714C (en) * 1948-10-02 1952-01-21 Siemens & Halske A G Telephone station
DE1687621U (en) * 1952-08-04 1954-11-18 Siedle & Soehne G M B H Furtwa DEVICE FOR A COAXIAL MICROPHONE WITH A SPEAKER.

Also Published As

Publication number Publication date
AT263269B (en) 1968-07-10
GB1002983A (en) 1965-09-02
DE1206967B (en) 1965-12-16
CH445738A (en) 1967-10-31

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