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CPCMain Group
F16F 1/00
Springs (working with fluid F16F5/00, F16F9/00)
2 direct subcodes
Child Classifications
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F16F 1/02made of steel or other material having low internal friction ; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
F16F 1/36made of rubber or other material having high internal friction,