2805595

Information

• Patent Grant
• 2805595

• References
• Source

• Patent Number

  2,805,595

• Date Filed

  Not available

• Date Issued

  Tuesday, September 10, 1957
  67 years ago

• CPC

  • G10B3/06 - Valves Sleeves

• US Classifications

  • 084 - Music
  • 984 - Musical instruments