DIFF Subgroup
H03F 7/04 using variable-capacitance element; using variable-permittivity element
Introduced: September 1968
Title
Titles differ between systems:
IPC: using variable-capacitance element; using variable-permitivity element
CPC: using variable-capacitance element; using variable-permittivity element
Full Title
Full titles differ between systems:
IPC:
Parametric amplifiers > using variable-capacitance element; using variable-permitivity element
CPC:
Parametric amplifiers > using variable-capacitance element; using variable-permittivity element
No child classifications to compare. This is a leaf node in both IPC and CPC.