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
  • H04Q1/32—Signalling arrangements; Manipulation of signalling currents using trains of dc pulses
  • H04Q1/34—Impulse regenerators with mechanical or other non-electrical marking arrangements

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=7719778

Family Applications (1)

Country Status (2)

• 0
  • IT IT500210D patent/IT500210A/it unknown
• 1952
  • 1952-09-05 FR FR1071092D patent/FR1071092A/fr not_active Expired

Also Published As

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