4. Stoves and furnaces
  5. Heaters
  6. Surface

Erwin Gross

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Coin counting apparatus

Registers – Coded record sensors – Particular sensor structure
Patent

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Coin storing and transferring apparatus

Conveyors – chutes – skids – guides – and ways – Skidways
Patent

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Coin-packaging machine

Package making – Wrapping machines – Cinched or wiped around initial wrap
Patent

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Device for the transmission of solar energy to a liquid medium

Stoves and furnaces – Heaters – Surface
Patent

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Magnetic instrument for reading telegraphic signals

Dynamic magnetic information storage or retrieval – Head
Patent

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Profile ID: LFUS-PAI-P-474600

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