3917975

Information

• Patent Grant
• 3917975

• References
• Source

• Patent Number

  3,917,975

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1975
  50 years ago

• CPC

  • H05B41/34 - to provide a sequence of flashes
  • G03B15/05 - Combinations of cameras with electronic flash apparatus Electronic flash units
  • G03B2215/0542 - watertight

• US Classifications

  • 315 - Electric lamp and discharge devices: systems
  • 363 - Electric power conversion systems