2609553

Information

• Patent Grant
• 2609553

• References
• Source

• Patent Number

  2,609,553

• Date Filed

  Not available

• Date Issued

  Tuesday, September 9, 1952
  72 years ago

• CPC

  • A43D89/00 - Sole-levelling machines with rolls
  • B23Q35/128 - Sensing by using optical means
  • Y10T409/300896 - with sensing of numerical information and regulation without mechanical connection between sensing means and regulated means [i.e., numerical control]

• US Classifications

  • 012 - Boot and shoe making
  • 250 - Radiant energy
  • 318 - Electricity: motive power systems
  • 409 - Gear cutting, milling, or planing