DG Patent: DG-143,853
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| Selbstspannender Schraubenschlüssel
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Patentee:
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| Adolf Wagenast (exact or similar names) - Heilbronn, Germany |
| Manufacturer: |
| Not known to have been produced |
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Patent Dates:
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| Granted: |
Oct. 31, 1900 |
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Patent Pictures:
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D.R.G.M. 143853 - composite edited image |
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Stan Schulz
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Description: |
| Pivoted lever handles; two alternate connecting links between one handle and the siding jaw provide two ranges of size adjustment in this adjustable open end design.
The image is assembled from a PATENTBLATT entry and a portion of a trade journal "exposition."
The archives of GEBRAUCHSMUSTER registrations prior to the mid-1930s have been "lost or tossed." |
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