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

Thomas Rotbart

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Apparatus for inserting battery or accumulator plates into...

Chemistry: electrical current producing apparatus – product – and – Current producing cell – elements – subcombinations and... – Separator – retainer or spacer insulating structure
Reexamination Certificate

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Device for producing pockets for plates and for batteries

Metal working – Plural diverse manufacturing apparatus including means for... – Separate tool stations for selective or successive operation...
Reexamination Certificate

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Device for stacking and unstacking

Material or article handling – Apparatus for moving intersupporting articles into – within,... – Stack forming apparatus
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Process and device for jacketing of battery plates

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Process and device for jacketing of battery plates

Metal working – Method of mechanical manufacture – Electrical device making
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2365423

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