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Flue-Cutter
Patent for a flue cutter with a pair of pivoted arms, which can be detached, and a cutter-head.
Date:
January 14, 1890
Creator:
Bogusch, Robert J.; Zincke, August & Bogusch, Gustav
System:
The Portal to Texas History
Extensible Trestle.
Patent for an improvement to extensible trestles for masonry and carpentryscaffolding and other uses, including both instructions and illustrations.
Date:
January 7, 1890
Creator:
Bogusch, Robert J.; Bogusch, Gustav & Zincke, August
System:
The Portal to Texas History