1
Epstein Herman: Medical alarm bracelet. Hamilton John A, April 23, 1974: US3805427 (49 worldwide citation)

A medical alarm bracelet adapted to be worn by persons with chronic medical conditions which might affect medical treatment to be administered to them under emergency conditions, when they might be unconscious or otherwise unable to advise emergency personnel of their chronic condition, the bracelet ...


2
Parsons Joseph D: Screw and driver. Hamilton John A, June 10, 1975: US3888144 (42 worldwide citation)

A screw having a head and a reduced shank, and having a socket formed therein opening through the outer surface of the head, the socket having a larger portion disposed entirely within the head and being non-circular about the screw axis, and a smaller portion, also non-circular about the screw axis ...


3
Regier John W: Anti-overturning implement vehicle. Excel, Hamilton John A, April 8, 1975: US3876012 (39 worldwide citation)

An anti-overturning system for an implement vehicle having a frame, a propelling engine, ground-engaging drive wheels at its sides, an operator's platform, and adapted to carry a ground-engaging implement at its forward end for vertical movement to follow ground contour, the system including automat ...


4
Nichol George D, Schmidt John C: Tray for sterilizing dental instruments. Hamilton John A, June 17, 1975: US3890096 (36 worldwide citation)

A tray for holding dental instruments while they are sterilized in an autoclave, consisting of a rectangular sheet metal base having one pair of opposite edges adapted to engage slidably in the shelf grooves of an autoclave chamber, and its other pair of edges turned down to form flaps, a pair of pa ...


5
Lyons Donald W: Trailer hitch bar. Hamilton John A, January 14, 1975: US3860267 (33 worldwide citation)

A trailer hitch bar carrying a hitch member at its rearward end and carried for fore-and-aft sliding movement in a sleeve fixable to the towing vehicle, the bar normally being retained fixedly in the sleeve by a latch, but being extendable rearwardly from said sleeve and horizontally pivotable when ...


6
Edelman Andrew J: Bale lifter and carrier. Johnson Donald L, Hamilton John A, April 15, 1975: US3877595 (32 worldwide citation)

A lifter and carrier for large cylindrical bales of hay and the like consisting of a wheeled carriage, a cradle supported by the carriage for movement from a horizontally opening position at ground level, wherein the carriage may be maneuvered to engage the cradle with the bale, and an upwardly open ...


7
Regier John W: Anti-overturning implement vehicle. Excel, Hamilton John A, February 19, 1974: US3792748 (31 worldwide citation)

An anti-overturning system for an implement vehicle having a frame, a propelling engine, ground-engaging drive wheels at its sides, an operator's platform, and adapted to carry a ground-engaging implement at its forward end for vertical movement to follow ground contour, the system including automat ...


8
Griffiths David Thomas: Seat frames. Youngflex, Hamilton John A, March 19, 1974: US3797886 (24 worldwide citation)

A seat frame, particularly for an automobile, comprises a base frame; a pad which comprises a series of parallel cords and a series of parallel cross-wires, and is suspended across the base frame by means of two rows of tension spring members extending from opposite sides of the base frame for conne ...


9
Beal Robert G: Multiple cam mechanism for internal combustion engines. Hamilton John A, April 22, 1975: US3878822 (23 worldwide citation)

In an internal combustion engine, a plurality of valve cams associated with each intake and each exhaust valve of the engine, a cam follower associated with each valve and movable to engage and follow any one of the associated cams selectively, the cam follower moving mechanism including a mechanica ...


10
Foy Charles L, Arnold Harmon W: Edge protector. Flex o Laters, Hamilton John A, January 29, 1974: US3787922 (22 worldwide citation)

An edge protector adapted to be applied over the edges of metal, glass or other sheet materials to prevent damage to the edges of said sheets, and to prevent damage by said edges to adjacent sheets, consisting of continuously extruded section of resilient plastic including in cross-sectional contour ...