2966550

Information

• Patent Grant
• 2966550

• References
• Source

• Patent Number

  2,966,550

• Date Filed

  Not available

• Date Issued

  Tuesday, December 27, 1960
  64 years ago

• CPC

  • H04R1/028 - associated with devices performing functions other than acoustics
  • A45D20/42 - Additional devices or measures

• US Classifications

  • 381 - Electrical audio signal processing systems and devices
  • 034 - Drying and gas or vapor contact with solids
  • 379 - Telephonic communications
  • 392 - Electric resistance heating devices
  • 455 - Telecommunications
  • D28 - Cosmetic products and toilet articles