4. Binder device releasably engaging aperture or notch of sheet
  5. Combined

Joseph K. Semerjian

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Document cart

Material or article handling equipment – Hand cart or frame therefor – Stable
Patent

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Sheet punch

Office supplies; artists and teachers materials – Office equipment not elsewhere specified – Perforating or cutting
Patent

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Sheet punch device

Cutting – Means to drive or to guide tool – With means to connect or disconnect tool and its drive
Patent

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Suspending clip for hanging binder

Binder device releasably engaging aperture or notch of sheet – Combined
Patent

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Trigger enclosure for ring binder

Binder device releasably engaging aperture or notch of sheet – Sheet retainer travels arcuate path – Travel in plane perpendicular to axis of rotation
Patent

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Profile ID: LFUS-PAI-P-761635

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