DIFF Subgroup
H05B 3/34 flexible, e.g. heating nets or webs
Introduced: September 1968
Full Title
Full titles differ between systems:
IPC:
Ohmic-resistance heating > Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater > flexible, e.g. heating nets or webs
CPC:
Ohmic-resistance heating > Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater (H05B3/62, H05B3/68, H05B3/78, H05B3/84 take precedence) > flexible, e.g. heating nets or webs
Of 2 combined children, 1 exist in both systems.
1 codes are CPC-only extensions.
Child Classifications
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