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Class Information
Number: 102/277
Name: Ammunition and explosives > Igniting devices and systems > Time controlled > With fluent material
Description: Subject matter in which the timing or delay causing means includes a fluid, fluid-like or granular material.

Patents under this class:

Patent Number Title Of Patent Date Issued
8245643 Delay units and methods of making the same Aug. 21, 2012
7650840 Delay units and methods of making the same Jan. 26, 2010
6578489 Pyrotechnic initiation delay means Jun. 17, 2003
5483895 Detonation system for detonating explosive charges in well Jan. 16, 1996
4328754 Time delay device May. 11, 1982
4326461 Time delay device Apr. 27, 1982
4195575 Mechanical time delay safety and arming mechanism Apr. 1, 1980
4159680 Random delay timer Jul. 3, 1979
4109455 Spiral orifice dashpot timer Aug. 29, 1978
4084511 Electrolytic timing element Apr. 18, 1978
3985079 Self-destruct fuze for spinning artillery projectile Oct. 12, 1976
3967556 Pneumatic fuze for safing and arming missiles Jul. 6, 1976
3962973 Time delay control mechanism Jun. 15, 1976

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