Harry J. Williams
U.S. Patent no. 450.957
April 21, 1891 This is a unique Barscrew-version because it pushes the bottle away while the cork is held stationary on the worm inside the housing.
material: steel, wood
markings: Rapid Patented Apr. 21, 91 Made in U.S.A.
No swiss patent or registration found,
middle to end of 20th century material: steel, brass, wood
markings: Rapid Swiss Made INCA 2906 A3
Edwin Walker
U.S. Patent no. 557.734
April 07, 1896 material: nickel plated cast iron, wood
markings: 1898 DESIGN (on handle) AMERICAN MANUFACTURE PTD'D IN AMERICA & EUROPE
Gerhard Frings, Köln
D.R.G.M. 930900
November 04, 1925 material: cast iron, wood
markings: HEKTOR 1 F.u C. 118
November 04, 1925 with foil cutter material: cast iron, wood
markings: HEKTOR 2 BCM. 117 K
markings: HEKTOR 3
November 04, 1925 manufactured by Erste Mainzer Metallkapsel-Fabrik material: cast iron, wood
markings: HELIOS T60-01
M. Redlinger / C. Morgan
DES 25.607 / P 620.949
Jun 09.1896 / Mar 14. 1899 material: cast iron, wood, indian rubber, Tuscan bronze finish
markings: CHAMPION Pat Sept 7 1897 Des. Pat June 9 1896