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| Patents for Jerrold R. Beall | |||||
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| Number | Date | Patentee | Title | Type | |
| D393,219 | Apr. 07, 1998 | J.R. Beall, M.S. McGuire | Plumb bob | plumb bobs | |
| 5,974,676 | Nov. 02, 1999 | J.R. Beall, J.S. McGuire | Low profile plumb bob assembly | plumb bobs | |