US PATENT SUBCLASS 37 / 3
PEAT EXCAVATORS
Current as of: June, 1999
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DEFINITION
Classification: 37/3
(under the class definition) Devices for excavating peat.
(1) Note. Compare Class 44, Fuel and Related Compositions, subclasses 630+.
SEE OR SEARCH CLASS
172, Earth Working,
19, for sod cutters.
299, Mining or In Situ Disintegration of Hard Material, appropriate subclass for subject matter relating to the mining of coal.
