4. Radiant energy
  5. Photocells; circuits and apparatus
  6. Optical or pre-photocell system

Harold R. Davis

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Apparatus for inspecting can seams and the like

Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent

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Manifold for ultra filtration machine

Liquid purification or separation – Casing divided by membrane into sections having inlet – Energy recovery from treated liquid
Patent

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Self-stiffened welded wire lath assembly

Static structures (e.g. – buildings) – Openwork; e.g. – truss – trellis – grille – screen – frame – or... – Fabric or lattice; e.g. – indeterminate grating
Reexamination Certificate

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Stucco fastening system

Static structures (e.g. – buildings) – Settable material receiving backer fixed to furring – joist,... – Impaling-type fastener
Reexamination Certificate

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Twin track wire lath

Static structures (e.g. – buildings) – Openly spaced slat-type lath – Woven or filament connected
Reexamination Certificate

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Profile ID: LFUS-PAI-P-425420

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