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Dust Controlling Method Using a Coal Cutter Bit.

Authors
Roepke-WW
Source
U S Patent 1981 Feb;(4):
Link
NIOSHTIC No.
10003040
Abstract
Note: abstracts are not available for patents at this time.
Publication Date
19810201
Document Type
PA;
Fiscal Year
1981
NTIS Accession No.
NTIS Price
Issue of Publication
4
Source Name
U.S. Patent No. 4,251,109, Feb. 17, 1981
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