T-form corkscrew
American Patent No.
315 773, April 14, 1885
317 123, May 5, 1885
Edward P. Haff
Technically not corkscrew patents but handle mount patents by Haff, manufactured in different styles and sizes.
material: steel, wood, brass
markings:
HAFF M'F'G.Co.NEW
PATdAPL.14.85.MAY5TH85