US PATENT SUBCLASS 431 / 202
STRUCTURAL INSTALLATION
Current as of: June, 1999
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DEFINITION
Classification: 431/202
(under the class definition) Apparatus (1) with a static constructional installation, or (2) with a particular geos:graphic feature, or (3) supported or carried by a means performing an operation external of the subject matter of this class; wherein there is included no more of the installation, feature or means than is necessary to bring out its relationship to the apparatus of Class 431.
