Top IPC subclasses
1
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G01N
|
3
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Investigating or analysing materials by determining their chemical or physical properties
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2
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G01L
|
2
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measuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure
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3
|
G01R
|
1
|
Measuring electric variables; measuring magnetic variables
|
4
|
H01B
|
1
|
cablesconductorsinsulatorsselection of materials for their conductive, insulating, or dielectric pro
|
5
|
H10N
|
1
|
|