2452897

Information

• Patent Grant
• 2452897

• References
• Source

• Patent Number

  2,452,897

• Date Filed

  Not available

• Date Issued

  Tuesday, November 2, 1948
  76 years ago

• CPC

  • G10K1/066 - the sounding member being a tube, plate or rod
  • G10K1/26 - Mountings Casings

• US Classifications

  • 340 - Communications: electrical
  • 084 - Music
  • 116 - Signals and indicators