3139034

Information

• Patent Grant
• 3139034

• References
• Source

• Patent Number

  3,139,034

• Date Filed

  Not available

• Date Issued

  Tuesday, June 30, 1964
  60 years ago

• CPC

  • F04D29/281 - for fans or blowers
  • F04D29/2233 - entirely open or stamped from one sheet
  • Y10S416/03 - Sheet metal
  • Y10T29/49329 - Centrifugal blower or fan

• US Classifications

  • 416 - Fluid reaction surfaces
  • 029 - Metal working