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

Murray B. Blumberg

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Calendar slide and hanger tape

Metal working – Method of mechanical manufacture – Assembling or joining
Reexamination Certificate

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File fastener method of manufacture

Metal working – Method of mechanical manufacture – Obtaining plural product pieces from unitary workpiece
Patent

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File folder

Binder device releasably engaging aperture or notch of sheet – Depository – Face member with back member
Patent

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File folder and method of manufacture

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

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File folder and method of manufacture

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

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Profile ID: LFUS-PAI-P-292766

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