Classifications

• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
  • H04M11/08—Telephonic communication systems specially adapted for combination with other electrical systems specially adapted for optional reception of entertainment or informative matter
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04H—BROADCAST COMMUNICATION
  • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
  • H04H20/65—Arrangements characterised by transmission systems for broadcast
  • H04H20/76—Wired systems
  • H04H20/77—Wired systems using carrier waves
  • H04H20/81—Wired systems using carrier waves combined with telephone network over which the broadcast is continuously available
• • H—ELECTRICITY
  • H04—ELECTRIC COMMUNICATION TECHNIQUE
  • H04M—TELEPHONIC COMMUNICATION
  • H04M1/00—Substation equipment, e.g. for use by subscribers
  • H04M1/02—Constructional features of telephone sets
  • H04M1/04—Supports for telephone transmitters or receivers
  • H04M1/06—Hooks; Cradles
  • H04M1/08—Hooks; Cradles associated with switches operated by the weight of the receiver or hand-set

Landscapes

• Engineering & Computer Science (AREA)
• Signal Processing (AREA)
• Telephonic Communication Services (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=19786276

Family Applications (1)

Country Status (4)

• 0
  • NL NL42490D patent/NL42490C/xx active
  • BE BE413991D patent/BE413991A/xx unknown
• 1935
  • 1935-06-04 GB GB16170/35A patent/GB446044A/en not_active Expired
• 1936
  • 1936-02-21 FR FR802176D patent/FR802176A/fr not_active Expired

Also Published As

Similar Documents