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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Mazzone; Jean-Pierre
Address:
Villiers-sur-Marne, FR
No. of patents:
1
Patents:












Patent Number Title Of Patent Date Issued
4222747 Polishing material for ophthalmic lenses September 16, 1980
The invention relates to a polishing material of the type containing powdered cerium oxide suspended in water.According to the invention, this polishing material also contains, in combination, a substance for use as a thickener and a substance for reducing the surface tension.The polishi










 
 
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