1970982

Information

• Patent Grant
• 1970982

• References
• Source

• Patent Number

  1,970,982

• Date Filed

  Not available

• Date Issued

  Tuesday, August 21, 1934
  90 years ago

• CPC

  • G04F8/003 - using continuously running driving means

• US Classifications

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