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PCE
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CPC Subgroup
H03H 3/013

for obtaining desired frequency or temperature coefficient ( H03H3/04, H03H3/10 take precedence)

Full Title

Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators > for the manufacture of electromechanical resonators or networks > for obtaining desired frequency or temperature coefficient ( H03H3/04, H03H3/10 take precedence)