Metal goods Trademarks Filed in September 11, 1944
HYDRO
Filed: September 11, 1944
UNIONS FOR CONNECTING PIPES OR RODS, AND UNION CHECK VALVES
Owned by: CLAYTON MARK & COMPANY
Serial Number: 71474081
PETRO
Filed: September 11, 1944
UNIONS FOR CONNECTING PIPES [ OR RODS, ] AND UNION CHECK VALVES
Owned by: Mark Controls Corporation
Serial Number: 71474083
