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A61M 5/31511
{Piston or piston-rod constructions, e.g. connection of piston with piston-rod }
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Child Classification
A61M 5/31515
A61M 2005/31521
A61M 2005/3152
A61M 2005/31518
A61M 2005/31516
A61M 5/31513
A61M 2005/31523
Classification Type
Cooperative Patent Classification
Parent Classification
A61M 5/315
Official Website
data.epo.org/linked-d...1M5-31511
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