|
US2302795A
|
|
Ship propulsion means
|
|
US2309208A
|
|
Electric welding
|
|
US1880270A
|
|
Internal combustion engine
|
|
US1821232A
|
|
Oven construction and hinge therefor
|
|
US1831821A
|
|
Oven construction
|
|
US1850241A
|
|
Thermostat
|
|
GB338183A
|
|
Improvements relating to internal combustion engines, and valve mechanism therefor
|
|
US1831820A
|
|
Oven and burner
|
|
US1837829A
|
|
Stove burner
|
|
US1819301A
|
|
Cooking apparatus
|
|
US1786716A
|
|
Hydraulic valve gear
|
|
US1894054A
|
|
Supercharger casing
|
|
US1725738A
|
|
Steering gear
|
|
US1725737A
|
|
Steering gear
|
|
US1789190A
|
|
Internal-combustion engine
|
|
US1876735A
|
|
Hydraulic valve actuating mechanism
|
|
US1787120A
|
|
Hydraulic-valve-operating mechanism
|
|
US1801683A
|
|
Hydraulic valve gear
|
|
GB288158A
|
|
Improvements relating to hydraulic valve gear
|
|
GB300853A
|
|
Improvements in or relating to crankshafts
|
