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| Patents for George F. Krieger | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,387,782 | Aug. 16, 1921 | G.F. Krieger | Tool Holder | metal lathe accessories and attachments | |
| 1,408,358 | Feb. 28, 1922 | G.F. Krieger | Cutting Tool | portable turning tools | |