3717432

Information

• Patent Grant
• 3717432

• References
• Source

• Patent Number

  3,717,432

• Date Filed

  Not available

• Date Issued

  Tuesday, February 20, 1973
  52 years ago

• CPC

  • F21K5/026 - using mechanical firing
  • G03B15/0484 - Constructional details of the flash apparatus

• US Classifications

  • 431 - Combustion