U.S. federal trademark · Serial No. 71526191 · Reg. No. 0572807
METERING UNITS CONSISTING OF A SMALL ELONGATED METAL FITTING CUT OUT OF BAR STOCK AND PROVIDED WITH A CENTRAL BORE SUBSTANTIALLY COMPLETELY FILLED WITH A PIN AND HAVING AN INLET RECEIVING A STRAINER AND AN OUTLET HAVING A SPRING-SEATED CHECK VALVE FOR CONTROLLING THE OUTFLOW OF LUBRICANT FROM A BRANCHED DISTRIBUTING SYSTEM
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