1680521

Information

• Patent Grant
• 1680521

• References
• Source

• Patent Number

  1,680,521

• Date Filed

  Not available

• Date Issued

  Tuesday, August 14, 1928
  96 years ago

• CPC

  • A46D3/067 - featuring simultaneous pivoting of bodies for drilling and filling
  • A46D3/042 - for fixing bristles using an anchor or staple
  • A46D3/06 - Machines for both drilling bodies and inserting bristles

• US Classifications

  • 300 - Brush, broom, and mop making