4. Surgery
  5. Means for introducing or removing material from body for...
  6. Treating material introduced into or removed from body...

Frederick B. Hadtke

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Apparatus for applying a desired temperature and pressure to an

Surgery: light – thermal – and electrical application – Light – thermal – and electrical application – Thermal applicators
Patent

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Apparatus for sharpening crayon marking instruments to form an i

Cutlery – Static pencil sharpener – Plural – sequentially engaged cutters
Patent

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Board assembly

Education and demonstration – Means for demonstrating apparatus – product – or surface... – Chalkboard or equivalent means having easily erasable surface
Reexamination Certificate

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Board assembly with storage pocket

Office supplies; artists and teachers materials – Equipment for writing – drawing – or for fine arts – Writing or drawing surface – e.g. – blackboard – drawing board,...
Design Patent

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Bottle

Design Patent

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Profile ID: LFUS-PAI-P-277028

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