Flue-Cutter (open access)

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. (open access)

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
Dumping-Car. (open access)

Dumping-Car.

Patent for a dumping car in "which contents of the car may be readily discharged" (lines 11-12) including illustrations.
Date: December 3, 1889
Creator: Bogusch, Gustav & Zincke, August
System: The Portal to Texas History