Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q3/00—Selecting arrangements
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04Q—SELECTING
  • H04Q1/00—Details of selecting apparatus or arrangements
  • H04Q1/18—Electrical details

Landscapes

• Engineering & Computer Science (AREA)
• Computer Networks & Wireless Communication (AREA)
• Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19782606

Family Applications (1)

Country Status (5)

• 0
  • BE BE483743D patent/BE483743A/xx unknown
  • FR FR959152D patent/FR959152A/fr not_active Expired
  • NL NL61162D patent/NL61162C/xx active
• 1947
  • 1947-12-23 CH CH287722D patent/CH287722A/fr unknown
  • 1947-12-30 GB GB34846/47A patent/GB647073A/en not_active Expired

Also Published As

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