4. Binder device releasably engaging aperture or notch of sheet
  5. Pliant, deformable sheet retainer
  6. Secured by folded portion thereof

Chung Cheng Yu

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Electric stapling device

Elongated-member-driving apparatus – With means to move or guide member into driving position – Including supply magazine for constantly urged members
Reexamination Certificate

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Expanding file

Binder device releasably engaging aperture or notch of sheet – Pliant – deformable sheet retainer – Secured by folded portion thereof
Patent

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Two-piece paper fastener having rounded sides

Binder device releasably engaging aperture or notch of sheet – Pliant – deformable sheet retainer
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1141998

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