1670380

Information

• Patent Grant
• 1670380

• References
• Source

• Patent Number

  1,670,380

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1928
  97 years ago

• CPC

  • G10F5/04 - Tune barrels, sheets, rollers, spools, or the like

• US Classifications

  • 084 - Music