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Robert E. Messmer Patents |
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Inventor: Messmer; Robert E.
Address: Boca Raton, FL
No. of patents: 1
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 3994606 |
Loose leaf page fastener |
November 30, 1976 |
| The present fastener for holding a stack of loose leaf pages has a base piece with easily flexible and resilient plastic prongs and a top piece with openings for passing the prongs and sliders for holding the prongs folded down on the top piece. The prongs are constructed and arranged to |
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