4. Metal working
  5. Method of mechanical manufacture
  6. Electrical device making

Lev M. Dawson

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Battery packaging and interconnection scheme

Chemistry: electrical current producing apparatus – product – and – Means externally releasing internal gas pressure from closed... – Elastic – resilient or spring biasing valve means
Patent

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Method for distributing electrolyte in batteries

Chemistry: electrical current producing apparatus – product – and – Process of cell operation – Electrolyte circulation
Reexamination Certificate

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Method for making a battery assembly

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Profile ID: LFUS-PAI-P-265320

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