Fingernail protector for switchboard operators

作者: Hollingsworth Alice

DOI:

关键词: EngineeringFinger nailObject (computer science)Artificial intelligenceCommunicationComputer vision

摘要: This invention relates to new and useful im- p provements in a finger nail protector for switch- I board operators. i The has an object the construction of which is characterized by fact that it protects one's nails man- t ner so opposite...

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