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Passive Explosion Barrier for Mines.
Liebman-I; Corry-J; Pro-R
U S Patent 1981 Aug; (4):
Note: abstracts are not available for patents at this time.
Issue of Publication
U.S. Patent No. 4,284,144, August 18, 1981
Page last reviewed: April 12, 2019
Content source: National Institute for Occupational Safety and Health Education and Information Division