# | Class | status | |
---|---|---|---|
1 |
S:72367730
M:AQUA-QUENCH O:E. F. HOUGHTON & CO., Houghton Technical Corp., HOUGHTON TECHNICAL, INC. |
6 | Registered |
2 |
S:71451677
M:COSMOLINE O:E. F. HOUGHTON & CO., Houghton Technical Corp., HOUGHTON TECHNICAL, INC. |
6 | Registered |
3 |
S:72104831
M:HOUGHTO SAFE 620 O:E. F. HOUGHTON & CO., HOUGHTON INTERNATIONAL INC., Houghton Technical Corp, HOUGHTON TECHNICAL, INC. |
6 | Dead |