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| Patents Granted on 1978-01-31 | |||||
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| Number | Date | Patentee | Title | Type | |
| 4,070,760 | Jan. 31, 1978 | U. Roth, L. Roth | Micrometer | micrometers | |
| 4,070,896 | Jan. 31, 1978 | R.J. Heitner | Press brake with improved ram leveling adjustment | ||