Class Information
Number: 106/610
Name: Compositions: coating or plastic > Coating or plastic compositions > Alkali metal silicate containing > Natural resin containing (e.g., rosin, shellac, turpentine, tall oil, etc.)
Description: Subject matter containing a natural resin, e.g., rosin, shellac, turpentine, tall oil, balsam, copal, colophony, etc.
Patents under this class:
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