.
1.
(g.) Latch-Needle for enchaining Loop.
10,974SingerMay 30, 1854.
109,632LambNov. 29, 1870.
127,145BouscayMay 28, 1872.
A. 2. Two or more Threads. (a.) RecihfussDec. 12, 1871.
123,493MackFeb. 6, 1872.
123,892HallFeb. 20, 1872.
128,640LambJuly 2, 1872.
130,715Hoppe et al.Aug. 20, 1872.
131,735BrownOct. 1, 1872.
Sept. 17, 1867.
89,693TittmanApr. 20, 1869.
97,935LathropDec. 14, 1869.
98,390LambDec. 28, 1869.
101,137LambMar. 22, 1870.
101,292MeadMar. 29, 1870.
103,254StocLambMar. 22, 1870.
101,292MeadMar. 29, 1870.
103,254StockwellMay 17, 1870.
110,250LathropDec. 20, 1870.
112,308WinterFeb. 28, 1871.
118,728LambSept. 5, 1871.
126,056HowardApr. 23, 1872.
126,057HowardApr. 23, 1872.
12LambSept. 5, 1871.
126,056HowardApr. 23, 1872.
126,057HowardApr. 23, 1872.
127,532WeberJune 4, 1872.
133,939HouseDec. 17, 1872.
134,961WhitneyJan. 14, 1873.
135,000McLean et al.Jan. 21, 1873.
139,067LathropMay 20, 1873.
142,013GordesAug. er in which the flues are formed of flat sheets instead of cylindrical pipes.
Lamb and Summers, English patent.
The cut illustrates the boilers of the English tro
lcanite with aluminium for dental and other purposes.
See also ebonite, page 771; ivory, artificial, page 1207; hard rubber, page 1061; caoutchouc, page 454.
Lamb's patents, November 18, 1873, refer to the vulcanization of other gums and drying vegetable oils, such as those from linseed and cotton-seed.
The gums ballata, chf the asclepias is also used.
Vulcanizing Processes. See patents:—
No.Name and Date.
144,998.Mayall, Nov. 25, 1873.
85,945.Marquard, Jan 19, 1869.
144,622.Lamb, Nov. 18, 1873.
144,623.Lamb.
Nov. 18, 1873.
10,738.Goodyear, Ap. 4, 1854.
24,996.De Wolfe, Aug. 9, 1859.
23,151.Beins, March 8, 1859.
23,773.Mayall, April 2Lamb.
Nov. 18, 1873.
10,738.Goodyear, Ap. 4, 1854.
24,996.De Wolfe, Aug. 9, 1859.
23,151.Beins, March 8, 1859.
23,773.Mayall, April 26, 1859.
27,706.Eaton, April 3, 1860.
30,807.Falke et al., Dec. 4, 1860.
27,798.Harris, April 10, 1860.
23,855.Parmelee, May 3, 1859.
24,401.Parmelee, June 14, 1859.
10,339.Meyer, Dec. 20, 1853.
33,303.Gately, Sept. 17, 1861.
11,897Marcy, Nov. 7, 1854.
17,037.Herring, Ap. 14, 1867.
7,816.Trotter, Dec. 3, 1850.
10,586.Me