3803833

Information

• Patent Grant
• 3803833

• References
• Source

• Patent Number

  3,803,833

• Date Filed

  Not available

• Date Issued

  Tuesday, April 16, 1974
  51 years ago

• CPC

  • B21D26/021 - Deforming sheet bodies
  • B21D26/02 - by applying fluid pressure
  • B21D26/031 - Mould construction
  • G04D3/0048 - for dials
  • G09F7/165 - The letters, numerals, or other symbols being obtained by a treatment of the support

• US Classifications

  • 368 - Horology: time measuring systems or devices
  • 968 - Horology