BE466588A - - Google Patents

Info

Publication number
BE466588A
BE466588A BE466588DA BE466588A BE 466588 A BE466588 A BE 466588A BE 466588D A BE466588D A BE 466588DA BE 466588 A BE466588 A BE 466588A
Authority
BE
Belgium
Application number
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.)
Publication of BE466588A publication Critical patent/BE466588A/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/38—Signalling arrangements; Manipulation of signalling currents using combinations of direct currents of different amplitudes or polarities over line conductors or combination of line conductors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S411/00—Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener
    • Y10S411/924—Coupled nut and bolt
    • Y10S411/929—Thread lock
    • Y10S411/937—Distorted nut

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Devices For Supply Of Signal Current (AREA)
  • Push-Button Switches (AREA)
BE466588D 1944-04-21 BE466588A (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US532143A US2410050A (en) 1944-04-21 1944-04-21 Telecommunication switching system

Publications (1)

Publication Number Publication Date
BE466588A true BE466588A (enrdf_load_html_response)

Family

ID=27789262

Family Applications (1)

Application Number Title Priority Date Filing Date
BE466588D BE466588A (enrdf_load_html_response) 1944-04-21

Country Status (3)

Country Link
US (1) US2410050A (enrdf_load_html_response)
BE (1) BE466588A (enrdf_load_html_response)
GB (1) GB596444A (enrdf_load_html_response)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3005055A (en) * 1957-10-08 1961-10-17 Bell Telephone Labor Inc Tilting dial circuit selector
DE1258915B (de) * 1964-11-18 1968-01-18 Siemens Ag Schaltungsanordnung zur UEbertragung von Stromstossreihen in Fernmelde-, insbesondere Fernsprechanlagen
US3441679A (en) * 1965-09-22 1969-04-29 Bell Telephone Labor Inc Potential sensing pbx class-of-service selector circuit

Also Published As

Publication number Publication date
GB596444A (en) 1948-01-05
US2410050A (en) 1946-10-29

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