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B21K 21/08

Shaping hollow articles with different cross-section in longitudinal direction, e.g. nozzles, spark-plugs

OverviewStructured DataIssuesContributorsActivity
Is a
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Patent classification
Child Classification
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B21K 21/10
Classification Type
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Cooperative Patent Classification
Parent Classification
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B21K 21/00
Official Website
data.epo.org/linked-d...B21K21-08

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