B67D 1/0838

Comprising means for preventing blow-out on disassembly of the spear valve

Official title: {comprising means for preventing blow-out on disassembly of the spear valve}

B67D1/0838 (Comprising means for preventing blow-out on disassembly of the spear valve) appears on 24 US grants and 11 published applications in this corpus.

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24
Published applications
11
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13
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31
Latest grant
24 Sep 2024

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