System for transmitting and receiving coded entertainment programs

• US 2,630,525 A
• Filed: 05/25/1951
• Issued: 03/03/1953
• Est. Priority Date: 05/25/1951
• Status: Expired due to Term

• Current Assignee: Louis G. Mackenzie, Paul K. Bennett, William M. Tomberlin
• Original Assignee: Louis G. Mackenzie, Paul K. Bennett, William M. Tomberlin
• Inventors: Tomberlin, William M., Mackenzie, Louis G., Bennett, Paul K.
• Application Number:
  US03/228,208
• Time in Patent Office: 648 Days
• US Class Current: 455/70
• CPC Class Codes: H04H 20/12 Arrangements for observation, testing or troubleshooting
• CPC Class Codes: H04H 20/31 using in-band signals, e.g. subsonic or cue signal
• CPC Class Codes: H04H 60/13 Arrangements for device control affected by the broadcast information
• CPC Class Codes: H04H 60/16 on playing information
• CPC Class Codes: Y10S 358/908 Pause control, i.e. "commercial killers"

Claims