CH23303A 
                (en )
               
            
            
           
          
            1902-06-30 
            
            
           
          
  Device for sealing the valve housing of valve controls for cold steam engines from the atmosphere
 
      
         
        
          
             
              
                AT57426B 
                (en )
               
            
            
           
          
            1913-01-25 
            
            
           
          
  Device for cleaning the exhaust gases from gas engines using calcium chloride and quick lime.
 
      
         
        
          
             
              
                GB190315859A 
                (en )
               
            
            
           
          
            1904-04-14 
            
            
           
          Improvements in or relating to Apparatus for Operating the Valves of Internal Combustion Engines. 
      
         
        
          
             
              
                CH8429A 
                (en )
               
            
            
           
          
            1894-10-31 
            
            
           
          
  Device for opening the outlet valve of petroleum engines
 
      
         
        
          
             
              
                CH31044A 
                (en )
               
            
            
           
          
            1905-02-28 
            
            
           
          
  Device on firearms for displaying the charge status of the same
 
      
         
        
          
             
              
                FR360720A 
                (en )
               
            
            
           
          
            1906-05-01 
            
            
           
          
  gas purifier
 
      
         
        
          
             
              
                AT40610B 
                (en )
               
            
            
           
          
            1910-01-25 
            
            
           
          
  Device for supplying the cooling water to gas engine pistons.
 
      
         
        
          
             
              
                AT25074B 
                (en )
               
            
            
           
          
            1906-07-25 
            
            
           
          
  Device for reversing internal combustion engines.
 
      
         
        
          
             
              
                CH56925A 
                (en )
               
            
            
           
          
            1912-12-02 
            
            
           
          
  Device for the simultaneous control of several valves of combustion engines
 
      
         
        
          
             
              
                CH27863A 
                (en )
               
            
            
           
          
            1904-02-29 
            
            
           
          
  Valve cock
 
      
         
        
          
             
              
                CH38851A 
                (en )
               
            
            
           
          
            1908-01-02 
            
            
           
          
  Device for reversing explosion engines
 
      
         
        
          
             
              
                CH40817A 
                (en )
               
            
            
           
          
            1908-09-01 
            
            
           
          
  Device for cooling gases through ice
 
      
         
        
          
             
              
                CH30781A 
                (en )
               
            
            
           
          
            1905-01-31 
            
            
           
          
  Device for the electrical actuation of valves and taps
 
      
         
        
          
             
              
                CH16394A 
                (en )
               
            
            
           
          
            1898-11-15 
            
            
           
          
  Device for the automatic throttling of the air inlet to explosion engines
 
      
         
        
          
             
              
                CH52642A 
                (en )
               
            
            
           
          
             
            
            
           
          
  Device for avoiding overregulation of the inlet valve by auxiliary machines controlled by steam and gas turbines
 
      
         
        
          
             
              
                AT41215B 
                (en )
               
            
            
           
          
            1910-02-25 
            
            
           
          
  Device for operating clamps for mechanical musical works.
 
      
         
        
          
             
              
                CH49453A 
                (en )
               
            
            
           
          
            1911-02-16 
            
            
           
          
  Device for switching on the engine of speaking machines
 
      
         
        
          
             
              
                CH33028A 
                (en )
               
            
            
           
          
            1905-10-15 
            
            
           
          
  Device on four-stroke engines for cooling the inside of the cylinder
 
      
         
        
          
             
              
                CH29167A 
                (en )
               
            
            
           
          
            1904-07-31 
            
            
           
          
  Gas cooker with extraction device for the combustion gases
 
      
         
        
          
             
              
                CH43816A 
                (en )
               
            
            
           
          
            1909-06-16 
            
            
           
          
  Device on piston engines for cooling the piston
 
      
         
        
          
             
              
                CH44901A 
                (en )
               
            
            
           
          
            1909-10-01 
            
            
           
          
  Device for liquefying gases by cooling
 
      
         
        
          
             
              
                GB190320506A 
                (en )
               
            
            
           
          
            1904-07-14 
            
            
           
          Valves and Valve Gear for Gas Engines. 
      
         
        
          
             
              
                CH33510A 
                (en )
               
            
            
           
          
            1905-12-15 
            
            
           
          
  Ignition and extinguishing device for gas lanterns that can be driven by increasing the pressure of the gas
 
      
         
        
          
             
              
                CH32631A 
                (en )
               
            
            
           
          
            1905-08-31 
            
            
           
          
  Ignition and extinguishing device for gas lanterns that can be driven by increasing the pressure of the gas
 
      
         
        
          
             
              
                CH650E 
                (en )
               
            
            
           
          
            1907-05-31 
            
            
           
          
  Device arranged on gas engines for changing the mixing ratio of gas and air