H02P 7/32

Using armature-reaction-excited machines

Official title: using armature-reaction-excited machines, e.g. metadyne, amplidyne, rototrol

H02P7/32 (Using armature-reaction-excited machines) appears on 2 US grants and 2 published applications in this corpus.

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2
Published applications
2
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2
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3
Latest grant
22 Apr 2025

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