72268273
Apr 4, 1967
Dec 19, 1967
FLUID PROPORTIONERS FOR USE IN CONTROLLING THE CHEMICALS IN THE WATER OF A SWIMMING POOL, ADDING NUTRIENTS OR MEDICAMENTS TO THE CONTENTS OF WATERING TROUGHS FOR POULTRY AND OTHER LIVESTOCK, ADDING SOAP OR OTHER DETERGENTS OR THE LIKE TO WASH WATER AS FOR WASHING AUTOMOBILES, AND THE LIKE
Fancy Goods