1493521

Information

• Patent Grant
• 1493521

• References
• Source

• Patent Number

  1,493,521

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1924
  100 years ago

• CPC

  • A43D21/12 - with lasting clamps, shoe-shaped clamps, pincers, wipers, stretching straps or the like for forming the toe or heel parts of the last
  • B23B49/06 - Devices for drilling holes in brake bands or brake linings
  • Y10S408/706 - Drilling brake lining
  • Y10T29/53648 - Brake lining to brake shoe
  • Y10T408/03 - Processes
  • Y10T408/21 - with signal, indicator, illuminator or optical means

• US Classifications

  • 408 - Cutting by use of rotating axially moving tool
  • 029 - Metal working
  • 227 - Elongated-member-driving apparatus