Patent Model Miller Low Water Alarm for Steam

Designed by Henry O. Demerast of New York in 1867, has certificate from patent office, model shows some wear throughout, mainly wooden construction with brass tubing, displays well, not marked, nice o

Montreal, Quebec. 1880s. Tin, brass. Early tin and brass patent model for a water closet, submitted to the U.S. Patent Office in 1881. Patent Office tags accompany the lot as well as a detailed descri

Copper construction, has paperwork, patent number 181039, shows minor wear, displays well, 4x8.5", rated 9

early 20th c patent model-type scale version of a coal or wood fired stove hot water heater with a hot water tank attached to the side of the stove, ht 10"

1877 patent model, number 198,044, for a percussion alarm that would have likely utilized a .22 cartridge. Composed of a functional miniature door with a period door latch and the original alarm mecha

2 Fire Alarm Patent models

Antique steam tractor patent model (?)/ toy wood & metal - 25" (some as seen)

DOLL steam engine drive model, water mill with hammer mechanism, sheet metal, handpainted, surface area 19x19 cm, worn with small paint defects, otherwise good German Description DOLL Dampfmaschinen-A

Patent Model lot, 4 window, curtain holder, locking mechanism models, one is labeled, "Curtain.." by J.P. Miller. Note, all Patent Models were found in rather distressed condition, most are affected b

Wooden and steel patent model from 1852 showing a prototype spark arrestor system to be mounted on top of a steam locomotive and passenger train. This system would have acted as an exhaust pipe direct

U.S. Original Patent Model, Dec 2nd 1873, Heater for Steam Boilers, David Boughlin, No. ?45,095, From O. Rundle Gilbert's Collection

Gorham Co. Silver Plated Water Jug Model 072 1, Patent 1867. Monogrammed M. 13 inches H x 10 W.

This is a classic Miller Dunn model 1a shallow water diving air pump. This style of pump was used with all three models of Miller Dunn helmets. The pump does come with a custom handle. Accompanying th

This is a nice original Miller Dunn model 1A shallow water air pump. This example retains the original handle with wood end. The pump frame is cast iron. Both cylinders are clearly marked Miller Dunn

Sutton Flat, Quebec. 1880s. Hardwood, iron. Rare early model for a Doray & Doray's nutlock patent. Made of black painted hardwood with iron plates, nuts and bolts. The patent was in support of a cost

Toronto, Ontario. 1878. Pine, brass, fabric. Rare early patent model for a mechanical lozenge tray receiver. The purpose is to improve versatility and efficiency for lozenge (various types of hard can

Canadian or American. 1880s. Pine, cast metal, fabric. Early patent model for improved seating in railway carriages. With attached Patent Office tags and explanation. Tag marked, "287999 S.S. Black Ra

Montreal, Quebec. Ca: 1872. Pine, metal, glass. Rare patent model for part of a pipe organ, constructed of pine. Tag marked, "131984 S.R. Warren Construction of Organs Patentee October 8 1872". Good c

St. John's Newfoundland. 1870s. Steel. Early steel patent model for an improved method of fastening skates to boots. All steel construction, with accompanying patent office tags and explanation of the

Canadian. 1903. Red and green glass, tin, painted wood, chain. To operate the signal a door at the bottom of the tower was opened to gain access to the font, which had a wire frame attached to it. A c

St. Lambert, Quebec. 1880. Leather, brass or copper toe cap. Robert Church's leather boot patent model with accompanying doumentation for the 1879 and 1880 patents. Tag marked "225569 / R. Church / Bo

Patent Model, electrical coil device, no label, maker is C.J.B. Gaume, wood base is split. Note, all Patent Models were found in rather distressed condition, most are affected by water damage and are

Steam engine model together with framed schematics. Possibly a patent model. Model H 9-3/4" W 10-1/2" D 5-1/2". Schematics H 8" W 10-1/4". Condition: Link for high-res images:

The Lewis and Lewis Car-Coupling patent model with tags patented 1882 is accompanied by a painted tin model demonstrating a new design for 'Supplying Water to Washstands on Cars, patented F'ebry. 18 1