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| Number | Title | Issue Date |
| 5814773 | Golf club survey instrument with variable fulcrum A golf club survey instrument includes a weight scale and a variably positionable fulcrum, enabling the instrument to be used determine the total weight of a golf club or the weight of each of its separate components, the swing weight of the club, and the... | 09/29/1998 |
| 4384629 | Weighing device A simple, inexpensive weighing device having only one part which moves relative to the remainder of the device can be constructed utilizing a body shaped so that it will rock relative to a supporting surface when an object is placed in a holder forming a ... | 05/24/1983 |
