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1980-11-18
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1979-01-18
IMPROVEMENT IN CLEANING PADS AND PRODUCTION PROCEDURE
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1988-01-28
USE OF BENZOFURAN-2-ONI AND / OR IN DOLIN-2-ONI AS ANTIOXIDANTS
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1979-02-16
IMPROVEMENT IN NON-WOVEN ABRASIVE CLEANING PADS AND PRODUCTION PROCEDURE
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1980-11-25
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1980-12-15
PROTECTIVE COVER AND METHOD TO MANUFACTURE IT
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1981-03-16
IMPROVEMENTS IN DEVICES FOR THE TREATMENT OF SURFACES
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1979-07-17
POLISHER FOR SILICIUM AND GERMANY SURFACES
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1982-05-01
PERSONAL DOSIMETER
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1986-12-17
CARTICATOR TO STORE AND DISTRIBUTE CIRCUIT ELEMENTS
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1986-03-26
SURFACE TREATMENT PROCEDURE OF POWDER OR GRANULES
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1981-11-01
PROCEDURE FOR MOUNTING PRECIOUS OR SIMILAR STONES AND MOUNTING OF PRECIOUS OR SIMILAR STONES FOR THE APPLICATION OF THE PROCEDURE
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1986-12-10
PROCEDURE AND EQUIPMENT TO TREAT WASTEWATER
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1982-06-01
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1987-03-11
VANADIUM OXIDE COATINGS AND PROCEDURE TO APPLY IT
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1990-06-18
MEDIUM TO PROTECT STEEL SURFACES AGAINST THE OXIDATING EFFECT OF THE ATMOSPHERE
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1986-02-10
IMPROVEMENT IN ULTRASONIC EQUIPMENT TO PROVIDE IMAGES OF PORTIONS OR BODY SEGMENTS
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1986-12-10
HIGH HARDNESS COMPOSITIONS AND PROCEDURE TO PREPARE THEM
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1986-11-05
PROCEDURE AND EQUIPMENT TO PRODUCE POLISHED SURFACES BY ELECTROFINISHING
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1983-08-25
COVER TO POLISH LENSES AND METHOD TO MANUFACTURE THE SAME
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1986-07-09
GRINDING MACHINE AND METHOD OF GRINDING
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1982-01-01
ROTATING TURNING HEAD TO STRIP AND POLISH AT THE SAME TIME SHAFTS OR TREES
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1979-11-06
TREATMENT TO PROTECT SURFACES SUBJECT TO ABRASIVE AND CORROSIVE ACTION
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1986-06-04
SILICON STEEL AND ITS TREATMENT PROCESS
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1986-10-22
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