3575370

Information

• Patent Grant
• 3575370

• References
• Source

• Patent Number

  3,575,370

• Date Filed

  Not available

• Date Issued

  Tuesday, April 20, 1971
  53 years ago

• CPC

  • H04R1/025 - Arrangements for fixing loudspeaker transducers
  • Y10T24/3489 - having securing means

• US Classifications

  • 248 - Supports
  • 024 - Buckles, buttons, clasps, etc.
  • 381 - Electrical audio signal processing systems and devices
  • 411 - Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener