A classification system or patent document reference structure using numeric and alphanumeric codes for organizing technical categories.

Patentradars sammanfattning

This document presents a hierarchical coding scheme consisting of numeric codes (100-157) and letter designations (D, G, R) that appear to serve as reference identifiers or classification markers. The structure suggests a systematic framework for categorizing or indexing technical information, with primary codes in the 100-series and secondary modifier codes using single letters.

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