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Fritz Hasselmann
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Individual
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Individual
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Publication of GB189825018ApublicationCriticalpatent/GB189825018A/en
GB189825018D1898-11-261898-11-26Improvements in Treating Wood and other Vegetable Fibres for Preserving, Waterproofing, and the like.
ExpiredGB189825018A
(en)
Improvements in the Treatment of Wood, Paper Fabrics, Fibres, and like Materials to Render them Impervious and Inalterable by Moisture and Climate and other Influences.
Improvements in Machinery and Apparatus for, and the Method of, Preparing Peat, Turf, Sawdust, Shavings, Wood Grass, or other Fibrous Materials for Use as Fuel.