Research/Patents/US 6487971
US 6487971

LIGHT INITIATED DETONATOR

Assignee

Filed

Oct 12, 1968

Granted

Dec 3, 2002

Location

ONTARIO CA US

35 USC §181 Secrecy Order

Imposed

Dec 18, 1981

Rescinded

Jun 11, 2002

Duration

20 years, 6 months

Inventor

  • 1MATTHEW E. ANDERSON
Back to patent indexSource: USPTO 35 USC §181 secrecy order records