2306938

Information

• Patent Grant
• 2306938

• References
• Source

• Patent Number

  2,306,938

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1942
  82 years ago

• CPC

  • G04D7/006 - Testing apparatus for complete clockworks with regard to external influences or general good working
  • A47F5/025 - having mechanical drive

• US Classifications

  • 108 - Horizontally supported planar surfaces
  • 081 - Tools
  • 968 - Horology
  • D10 - Measuring, testing, or signalling instruments