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)

Introduced: September 1968

Title

Titles differ between systems:

IPC: Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater

CPC: 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)

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

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)

IPC and CPC are identically structured here. All 2 subcodes exist in both systems.

Child Classifications

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H05B 3/22 non-flexible IPC+CPC Available in IPC and CPC
H05B 3/34 flexible, e.g. heating nets or webs +1 CPC IPC+CPC Available in IPC and CPC