1890 Patent No. 16,644 furnace bars frames, Howard Matravers Ashley, Ferrybridge

Patent No. 16,644 A.D.1890 Improvements in Furnace Bars and their Frames and in the Mode of Fixing the same, also in the Firebridges used in connection therewith

"I, Howard Matravers Ashley, of Ferrybridge in the County of York, Engineer, do hereby declare the nature of this invention to be as follows: In carrying out my invention for improvements in furnace bars & their frames, & in the mode of fixing the same, also in the firebridges used in connection therewith I construct a sets of bars very similar to those commonly used, but through the blocks which usually rest on the flange of the dead-plate I make a groove on the under side of it..."

2 pages of text + 1 drawing which have been disbound from a larger volume.

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