HASSELMANN, DETLEV E. M. Trademarks
LEAK COMPUTER
Filed: August 3, 1987
LEAK TESTING SERVICES FOR STORAGE TANKS
Owned by: HASSELMANN, DETLEV E. M.
Serial Number: 73676083
LEAK COMPUTER
Filed: August 3, 1987
MICROPROCESSOR BASED UNIT USED TO DETERMINE THE EXISTENCE OF HOLES IN UNDERGROUND STORAGE TANKS AND TO CALCULATE INGRESS…
Owned by: HASSELMANN, DETLEV E. M.
Serial Number: 73676086