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| Patents for Gesellschaft für Werkzeug-Industrie | |||||
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| Picture | Number | Date | Patentee | Title | |
 | GB-190,226,218 | Sep. 24, 1903 | H. Scheffer | New and Useful Adjustable Screw-Key | |
 | 741,841 | Oct. 20, 1903 | H. Scheffer | Wrench | |
 | DE-149,498 | Mar. 11, 1904 | . | Rohrzange | |