2157776

Information

• Patent Grant
• 2157776

• References
• Source

• Patent Number

  2,157,776

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1939
  85 years ago

• CPC

  • F16H3/426 - the teeth being arranged on a generally flat
  • Y10T74/19935 - Sheet metal

• US Classifications

  • 074 - Machine element or mechanism