FR450124A - Mute for telegraph or telephone line - Google Patents

Mute for telegraph or telephone line

Info

Publication number
FR450124A
FR450124A FR450124DA FR450124A FR 450124 A FR450124 A FR 450124A FR 450124D A FR450124D A FR 450124DA FR 450124 A FR450124 A FR 450124A
Authority
FR
France
Prior art keywords
telegraph
mute
telephone line
telephone
line
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
Other languages
French (fr)
Inventor
Romanus Schaefer
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 FR450124A publication Critical patent/FR450124A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G7/00—Overhead installations of electric lines or cables
    • H02G7/14—Arrangements or devices for damping mechanical oscillations of lines, e.g. for reducing production of sound
FR450124D 1912-11-04 1912-11-04 Mute for telegraph or telephone line Expired FR450124A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR450124T 1912-11-04

Publications (1)

Publication Number Publication Date
FR450124A true FR450124A (en) 1913-03-15

Family

ID=1490583

Family Applications (1)

Application Number Title Priority Date Filing Date
FR450124D Expired FR450124A (en) 1912-11-04 1912-11-04 Mute for telegraph or telephone line

Country Status (1)

Country Link
FR (1) FR450124A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090940A (en) * 1958-06-27 1963-05-21 Shell Oil Co Well logging

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3090940A (en) * 1958-06-27 1963-05-21 Shell Oil Co Well logging

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