‘Patents’ historical pictures (exact matches)

Einstein worked at numerous universities and polytechnics
Einstein worked at numerous universities and polytechnics
Holley’s Patent Model of a Steam-Boiler Furnace – 1880
Holley’s Patent Model of a Steam-Boiler Furnace – 1880
Page from The Architect's, Surveyor's and Engineer's Compendium 1892
Page from The Architect's, Surveyor's and Engineer's Compendium 1892
1837 Crompton's Patent Model of a Power Loom
1837 Crompton's Patent Model of a Power Loom
Abraham Lincoln's Patent Model
Abraham Lincoln's Patent Model
Mauzey’s Patent Model of a Solar Heater – 1880
Mauzey’s Patent Model of a Solar Heater – 1880
1849 Bachelder's Patent Model of a Sewing Machine
1849 Bachelder's Patent Model of a Sewing Machine
Patent model for rotary web perfecting press, with folding apparatus
Patent model for rotary web perfecting press, with folding apparatus