1744908

Information

• Patent Grant
• 1744908

• References
• Source

• Patent Number

  1,744,908

• Date Filed

  Not available

• Date Issued

  Tuesday, January 28, 1930
  95 years ago

• CPC

  • F04D29/2294 - for protection
  • Y10S76/04 - Chromium
  • Y10T29/49329 - Centrifugal blower or fan

• US Classifications

  • 416 - Fluid reaction surfaces
  • 029 - Metal working
  • 076 - Metal tools and implements, making