NL58845C - - Google Patents

Info

Publication number
NL58845C
NL58845C NL58845DA NL58845C NL 58845 C NL58845 C NL 58845C NL 58845D A NL58845D A NL 58845DA NL 58845 C NL58845 C NL 58845C
Authority
NL
Netherlands
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 NL58845C publication Critical patent/NL58845C/xx

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
    • E21D17/00—Caps for supporting mine roofs
    • E21D17/02—Cantilever extension or similar protecting devices
    • E21D17/0206—Hydraulically operated extension devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L13/00—Details of the apparatus or circuits covered by groups H04L15/00 or H04L17/00
    • H04L13/02—Details not particular to receiver or transmitter
    • H04L13/10—Distributors
    • H04L13/12—Non-mechanical distributors, e.g. relay distributors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/202—Repeater circuits; Relay circuits using mechanical devices
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/20—Repeater circuits; Relay circuits
    • H04L25/205—Repeater circuits; Relay circuits using tuning forks or vibrating reeds

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Geology (AREA)
  • Relay Circuits (AREA)
  • Interface Circuits In Exchanges (AREA)
NL58845D 1942-10-06 NL58845C (enrdf_load_html_response)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL283927X 1942-10-06

Publications (1)

Publication Number Publication Date
NL58845C true NL58845C (enrdf_load_html_response)

Family

ID=19782417

Family Applications (1)

Application Number Title Priority Date Filing Date
NL58845D NL58845C (enrdf_load_html_response) 1942-10-06

Country Status (4)

Country Link
BE (1) BE483071A (enrdf_load_html_response)
CH (1) CH283927A (enrdf_load_html_response)
DE (1) DE885561C (enrdf_load_html_response)
NL (1) NL58845C (enrdf_load_html_response)

Also Published As

Publication number Publication date
CH283927A (fr) 1952-06-30
DE885561C (de) 1953-08-06
BE483071A (enrdf_load_html_response)

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