B21K 1/48
Machines working with hammers
Official title: Machines working with hammers, e.g. beating in a radial direction, for forming heads
B21K1/48 (Machines working with hammers) appears on 2 US grants and 3 published applications in this corpus.
Search patents in B21K- Granted patents
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- Published applications
- 3
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- 1
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- 12 Nov 2019
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