4. Chemistry: electrical current producing apparatus, product, and
  5. With pressure equalizing means for liquid immersion operation

John A. Dawson

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Closed wound drainage system

Surgery – Means for introducing or removing material from body for... – Treating material applied to or removed from external...
Reexamination Certificate

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Closed wound drainage system

Surgery – Means and methods for collecting body fluids or waste material – Aspiration collection container or trap
Reexamination Certificate

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Closed wound drainage system

Surgery – Means for introducing or removing material from body for... – Treating material applied to or removed from external...
Reexamination Certificate

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Flat-hose assembly for wound drainage system

Surgery – Means for introducing or removing material from body for... – Treating material introduced into or removed from body...
Reexamination Certificate

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Metal/air battery with pulsed gas bubbling

Chemistry: electrical current producing apparatus – product – and – With pressure equalizing means for liquid immersion operation
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Profile ID: LFUS-PAI-P-862563

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