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| Patents Granted on 1969-05-20 | |||||
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| Number | Date | Patentee | Title | Type | |
| 3,445,119 | May 20, 1969 | L.K. Hanson, R.H. Andresen | Self-Compensating Seal | shaft seals | |
| 3,445,313 | May 20, 1969 | V.H. Clausen, A. Zweig | Making composite veneer sheets | veneer machines | |