JPS509448B1 - - Google Patents

Info

Publication number
JPS509448B1
JPS509448B1 JP8600668A JP8600668A JPS509448B1 JP S509448 B1 JPS509448 B1 JP S509448B1 JP 8600668 A JP8600668 A JP 8600668A JP 8600668 A JP8600668 A JP 8600668A JP S509448 B1 JPS509448 B1 JP S509448B1
Authority
JP
Japan
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.)
Pending
Application number
JP8600668A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP8600668A priority Critical patent/JPS509448B1/ja
Priority to GB55450/69A priority patent/GB1263119A/en
Priority to DE1957637A priority patent/DE1957637C3/en
Priority to US877887A priority patent/US3660619A/en
Publication of JPS509448B1 publication Critical patent/JPS509448B1/ja
Pending legal-status Critical Current

Links

JP8600668A 1968-11-21 1968-11-21 Pending JPS509448B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP8600668A JPS509448B1 (en) 1968-11-21 1968-11-21
GB55450/69A GB1263119A (en) 1968-11-21 1969-11-12 Echo suppressor
DE1957637A DE1957637C3 (en) 1968-11-21 1969-11-17 Echo canceller
US877887A US3660619A (en) 1968-11-21 1969-11-19 Method and apparatus for echo cancellation in telephone networks utilizing two-wire/four-wire equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8600668A JPS509448B1 (en) 1968-11-21 1968-11-21

Publications (1)

Publication Number Publication Date
JPS509448B1 true JPS509448B1 (en) 1975-04-12

Family

ID=13874595

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8600668A Pending JPS509448B1 (en) 1968-11-21 1968-11-21

Country Status (1)

Country Link
JP (1) JPS509448B1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54145645U (en) * 1978-03-31 1979-10-09
JPS55178362U (en) * 1979-06-11 1980-12-22
JPS5632954U (en) * 1979-08-22 1981-03-31

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54145645U (en) * 1978-03-31 1979-10-09
JPS55178362U (en) * 1979-06-11 1980-12-22
JPS5632954U (en) * 1979-08-22 1981-03-31

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