3877047

Information

• Patent Grant
• 3877047

• References
• Source

• Patent Number

  3,877,047

• Date Filed

  Not available

• Date Issued

  Tuesday, April 8, 1975
  50 years ago

• CPC

  • G03B17/045 - Bellows
  • G03B17/02 - Bodies
  • G03B17/52 - of the Land type

• US Classifications

  • 396 - Photography