3668988

Information

• Patent Grant
• 3668988

• References
• Source

• Patent Number

  3,668,988

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • G03B7/12 - a hand-actuated member moved from one position to another providing the energy to move the setting member

• US Classifications

  • 396 - Photography