US PATENT SUBCLASS 60 / 699
.~ Spring type motor and internal combustion engine motor

Current as of: June, 1999
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60 /   HD   POWER PLANTS

698  DF  SYSTEM HAVING PLURAL MOTORS OR HAVING DIVERSE TYPES OF ENERGY INPUT {13}
699.~ Spring type motor and internal combustion engine motor

DEFINITION

Classification: 60/699

(under subclass 698) Apparatus, including a spring type motor combined with an internal combustion engine.

SEE OR SEARCH CLASS

185, Motors: Spring, Weight, or Animal Powered,

2+, for composite or plural motors each of which is classifiable in Class 185. See the notes in the class definition of Class 185, for the line between Classes 60 and 185, as to plural and diverse motors.