SE337846B - - Google Patents

Info

Publication number
SE337846B
SE337846B SE16092/70A SE1609270A SE337846B SE 337846 B SE337846 B SE 337846B SE 16092/70 A SE16092/70 A SE 16092/70A SE 1609270 A SE1609270 A SE 1609270A SE 337846 B SE337846 B SE 337846B
Authority
SE
Sweden
Application number
SE16092/70A
Inventor
O Lindgren
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE16092/70A priority Critical patent/SE337846B/xx
Publication of SE337846B publication Critical patent/SE337846B/xx
Priority to FI3082/71A priority patent/FI54424C/fi
Priority to GB5073171A priority patent/GB1350142A/en
Priority to ES396938A priority patent/ES396938A1/es
Priority to DE19712157709 priority patent/DE2157709A1/de
Priority to NL7115909A priority patent/NL7115909A/xx
Priority to CH1719671A priority patent/CH526234A/de
Priority to FR7142363A priority patent/FR2116072A5/fr
Priority to NO4358/71A priority patent/NO125708B/no
Priority to IT31704/71A priority patent/IT941792B/it

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/20—Arrangements for preventing acoustic feed-back
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/02—Constructional features of telephone sets
    • H04M1/19—Arrangements of transmitters, receivers, or complete sets to prevent eavesdropping, to attenuate local noise or to prevent undesired transmission; Mouthpieces or receivers specially adapted therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Networks Using Active Elements (AREA)
SE16092/70A 1970-11-27 1970-11-27 SE337846B (enrdf_load_html_response)

Priority Applications (10)

Application Number Priority Date Filing Date Title
SE16092/70A SE337846B (enrdf_load_html_response) 1970-11-27 1970-11-27
FI3082/71A FI54424C (fi) 1970-11-27 1971-10-28 Styrbar daempsats
GB5073171A GB1350142A (en) 1970-11-27 1971-11-01 Controllable attenuator
ES396938A ES396938A1 (es) 1970-11-27 1971-11-12 Perfeccionamientos introducidos en atenuadores electricos controlables para aparatos telefonicos.
DE19712157709 DE2157709A1 (de) 1970-11-27 1971-11-15 Steuerbares Dämpfungsglied
NL7115909A NL7115909A (enrdf_load_html_response) 1970-11-27 1971-11-18
CH1719671A CH526234A (de) 1970-11-27 1971-11-25 Steuerbares Dämpfungsglied
FR7142363A FR2116072A5 (enrdf_load_html_response) 1970-11-27 1971-11-26
NO4358/71A NO125708B (enrdf_load_html_response) 1970-11-27 1971-11-26
IT31704/71A IT941792B (it) 1970-11-27 1971-11-26 Attenuatore regolabile

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE16092/70A SE337846B (enrdf_load_html_response) 1970-11-27 1970-11-27

Publications (1)

Publication Number Publication Date
SE337846B true SE337846B (enrdf_load_html_response) 1971-08-23

Family

ID=20301714

Family Applications (1)

Application Number Title Priority Date Filing Date
SE16092/70A SE337846B (enrdf_load_html_response) 1970-11-27 1970-11-27

Country Status (5)

Country Link
ES (1) ES396938A1 (enrdf_load_html_response)
FI (1) FI54424C (enrdf_load_html_response)
IT (1) IT941792B (enrdf_load_html_response)
NO (1) NO125708B (enrdf_load_html_response)
SE (1) SE337846B (enrdf_load_html_response)

Also Published As

Publication number Publication date
IT941792B (it) 1973-03-10
FI54424B (fi) 1978-07-31
FI54424C (fi) 1978-11-10
NO125708B (enrdf_load_html_response) 1972-10-16
ES396938A1 (es) 1975-03-01

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