CH634A 
                (en )
               
            
            
           
          
            1889-06-06 
            
            
           
          
  Apparatus for the production and maintenance of air pressure by means of the pressure of the water pipes
 
      
         
        
          
             
              
                CH14511A 
                (en )
               
            
            
           
          
            1897-12-15 
            
            
           
          
  Apparatus for producing water gas
 
      
         
        
          
             
              
                CH16848A 
                (en )
               
            
            
           
          
            1899-02-28 
            
            
           
          
  Apparatus for treating the sick by means of light therapy
 
      
         
        
          
             
              
                CH14295A 
                (en )
               
            
            
           
          
            1897-11-15 
            
            
           
          
  Apparatus for the treatment of flat feet respectively. of the clubfoot
 
      
         
        
          
             
              
                CH799A 
                (en )
               
            
            
           
          
            1889-07-05 
            
            
           
          
  Apparatus for defusing, respectively. Purification and for the production of a strong alcohol
 
      
         
        
          
             
              
                CH18286A 
                (en )
               
            
            
           
          
            1899-11-30 
            
            
           
          
  Apparatus for the manufacture of corrugated pipes
 
      
         
        
          
             
              
                CH7802A 
                (en )
               
            
            
           
          
            1894-06-30 
            
            
           
          
  Apparatus for the indirect use of pressure from pressurized water pipes
 
      
         
        
          
             
              
                CH17295A 
                (en )
               
            
            
           
          
            1899-05-31 
            
            
           
          
  Apparatus for disinfecting rooms
 
      
         
        
          
             
              
                CH619A 
                (en )
               
            
            
           
          
            1889-06-06 
            
            
           
          
  Apparatus for cleaning the boiler water
 
      
         
        
          
             
              
                CH24625A 
                (en )
               
            
            
           
          
            1903-01-31 
            
            
           
          
  Apparatus for averting the hailstorm by means of gunfire
 
      
         
        
          
             
              
                CH18585A 
                (en )
               
            
            
           
          
            1900-01-31 
            
            
           
          
  Apparatus for the production of Portland cement
 
      
         
        
          
             
              
                CH16191A 
                (en )
               
            
            
           
          
            1898-10-15 
            
            
           
          
  Apparatus for making water glass and soap containing water glass
 
      
         
        
          
             
              
                CH45916A 
                (en )
               
            
            
           
          
            1910-01-03 
            
            
           
          
  Apparatus for the clarification and purification of waste water
 
      
         
        
          
             
              
                CH16579A 
                (en )
               
            
            
           
          
            1898-12-31 
            
            
           
          
  Apparatus for piece dyeing
 
      
         
        
          
             
              
                CH20261A 
                (en )
               
            
            
           
          
            1900-12-31 
            
            
           
          
  Apparatus for the production of compressed gas
 
      
         
        
          
             
              
                DK1241C 
                (en )
               
            
            
           
          
            1897-09-13 
            
            
           
          
  Procedure and Apparatus for the Production of Artificial Stone.
 
      
         
        
          
             
              
                CH18696A 
                (en )
               
            
            
           
          
            1900-03-15 
            
            
           
          
  Apparatus for the production of consistent alcohol
 
      
         
        
          
             
              
                CH22643A 
                (en )
               
            
            
           
          
            1902-03-15 
            
            
           
          
  Apparatus for lifting water by means of compressed air
 
      
         
        
          
             
              
                CH3682A 
                (en )
               
            
            
           
          
            1891-11-30 
            
            
           
          
  Apparatus for the manufacture of artificial sandstone
 
      
         
        
          
             
              
                CH12044A 
                (en )
               
            
            
           
          
            1896-09-30 
            
            
           
          
  Apparatus for the mechanical treatment of rectal disorders
 
      
         
        
          
             
              
                CH13764A 
                (en )
               
            
            
           
          
            1897-10-31 
            
            
           
          
  Apparatus for making artificial building blocks
 
      
         
        
          
             
              
                DK1715C 
                (en )
               
            
            
           
          
            1898-07-18 
            
            
           
          
  Method and Apparatus for the manufacture of air rings for wheels.
 
      
         
        
          
             
              
                CH714A 
                (en )
               
            
            
           
          
            1889-06-24 
            
            
           
          
  Apparatus for treating lateral curvature of the spine
 
      
         
        
          
             
              
                CH16464A 
                (en )
               
            
            
           
          
            1898-11-30 
            
            
           
          
  Apparatus for cooling the water flowing around the cylinders of explosion engines
 
      
         
        
          
             
              
                CH1662A 
                (en )
               
            
            
           
          
            1890-03-15 
            
            
           
          
  Apparatus for hardening the inside of steel pipes