DE166503C - - Google Patents

Info

Publication number
DE166503C
DE166503C DENDAT166503D DE166503DA DE166503C DE 166503 C DE166503 C DE 166503C DE NDAT166503 D DENDAT166503 D DE NDAT166503D DE 166503D A DE166503D A DE 166503DA DE 166503 C DE166503 C DE 166503C
Authority
DE
Germany
Prior art keywords
signal
bell
button
visible
mast
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.)
Active
Application number
DENDAT166503D
Other languages
German (de)
English (en)
Publication of DE166503C publication Critical patent/DE166503C/de
Active legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
    • G08B7/02—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using mechanical transmission

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
DENDAT166503D Active DE166503C (zh)

Publications (1)

Publication Number Publication Date
DE166503C true DE166503C (zh)

Family

ID=431893

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT166503D Active DE166503C (zh)

Country Status (1)

Country Link
DE (1) DE166503C (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939419A (en) * 1958-06-25 1960-06-07 Curtis D Hawkins Liquid level signaling device
US5568786A (en) * 1995-01-25 1996-10-29 Lynch; Patrick J. Checkmate communication system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2939419A (en) * 1958-06-25 1960-06-07 Curtis D Hawkins Liquid level signaling device
US5568786A (en) * 1995-01-25 1996-10-29 Lynch; Patrick J. Checkmate communication system

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