|
GB115522A
|
|
Improvements in Toothed Gearing.
|
|
GB110255A
|
|
Improvements in Electric Connexion Devices for use in Internal Combustion Engines.
|
|
US1292215A
|
|
Valve and valve-gear for internal-combustion and other engines.
|
|
GB112046A
|
|
Improvements relating to Internal Combustion Engines of the Rotary Cylinder Type.
|
|
GB125664A
|
|
Improvements in the Valve Mechanism of Internal Combustion Engines.
|
|
CA171544A
|
|
Internal combustion engine
|
|
US1160966A
|
|
Internal-combustion engine with variable piston-stroke.
|
|
GB191418793A
|
|
Improvements in Internal Combustion Engines with Variable Piston Stokes.
|
|
US1177913A
|
|
Internal-combustion engine with variable piston-strokes.
|
|
GB191315734A
|
|
Improvements in Valves & Valve Gear for Internal Combustion Engines.
|
|
GB191313811A
|
|
Improvements in Internal Combustion Engines with Variable Piston Strokes.
|
|
GB191013484A
|
|
Improvements in or relating to Flying Machines and the like.
|
|
GB191007827A
|
|
Improvements in Valves and Valve Gear for Internal Combustion Engines.
|
|
GB190928897A
|
|
Improvements in Internal Combustion Engines.
|
|
GB190817494A
|
|
An Improved Vacuum Pump.
|
|
CA109027A
|
|
Production of high vacua
|
|
US905973A
|
|
Mechanical production of high vacuums.
|
|
GB190621337A
|
|
Improvements in the Mechanical Production of High Vacua
|
|
US891026A
|
|
Vacuum-pump.
|
|
GB190412529A
|
|
An Improved Vacuum Pump.
|
