388622

Information

• Patent Grant
• 388622

• References
• Source

• Patent Number

  388,622

• Date Filed

  Not available

• Date Issued

  Tuesday, August 28, 1888
  136 years ago

• CPC

  • G04C1/04 - by electric motors with rotating or with reciprocating movement

• US Classifications

  • 368 - Horology: time measuring systems or devices