Vise Patents - 1940-1947

Image Description: 

1940

Image: 
Image 2 Description: 

1941

Image 2: 
Image 3 Description: 

1942

Image 3: 
Image 4 Description: 

1943

Image 4: 
Image 5 Description: 

1944

Image 5: 
Image 6 Description: 

1945

Image 6: 
Image 7 Description: 

1946

Image 7: 
Image 8 Description: 

1947

Image 8: