|  | G |
SECTION G — PHYSICS

INSTRUMENTS

|  | G12 |
INSTRUMENT DETAILS

|  | G12B |
DETAILS OF INSTRUMENTS, OR COMPARABLE DETAILS OF OTHER APPARATUS, NOT OTHERWISE PROVIDED FOR

|  | G12B |
Note(s) This sub-class includes only details which are not restricted to measuring instruments or to any other apparatus covered by a single class. Details which are covered by any other sub-class in Section A, F, G, or H are classified in the relevant sub-class. In particular, details which are restricted to measuring instruments are covered by the relevant sub-class of class Fulltext... Hierarchy... Expanded...G01, e.g. Fulltext... Hierarchy... Expanded...G01D. Constructional details restricted to electric apparatus, e.g. casings, screenings, are covered by sub-class Fulltext... Hierarchy... Expanded...H05K or the relevant sub-class in Section H. Attention is drawn to the notes on page 7 of this Section, in particular to the definition of "measuring" in Note (2).