3840297

Information

• Patent Grant
• 3840297

• References
• Source

• Patent Number

  3,840,297

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1974
  50 years ago

• CPC

  • H02K35/00 - Generators with reciprocating, oscillating, or vibrating coil system, magnet, armature, or other part of the magnetic circuit
  • G03B9/70 - with flash-synchronising contacts
  • G03B15/0447 - Energy sources; Batteries; Capacitors

• US Classifications

  • 396 - Photography
  • 310 - Electrical generator or motor structure