G04B 37/0041

The cover or the bottom can slide or turn with a spring

Official title: {the cover or the bottom can slide or turn with a spring action}

G04B37/0041 (The cover or the bottom can slide or turn with a spring) appears on 9 US grants and 12 published applications in this corpus.

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Granted patents
9
Published applications
12
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7
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21
Latest grant
24 Jun 2025

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