strengthened, a sliding piece provided with hooks and ventilation or a perfect and healthful circulation of air tion of gearing has been heretofore used for the pur- so arranged that said sliding piece may be operated through it and over or about that part of the body cov- pose specified, I…
Claim · Patents · Purpose · Combination · Manner · Set · Arranged · Patented · Molten metal · Manner set · Purpose set · Scientific American · Purposes set · Claim making · Vertical planes · Patent office · York city · Grate bars
Internet Archive · Public domain (published before 1931). Free to use for anything.
