October 1941 Nonmetallic building materials Trademarks by day
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Nonmetallic building materials Trademarks filed in October 1941
DUROTEX
Filed: October 22, 1941
MATERIAL (IN LIQUID, PASTE, AND POWDER FORM) TO BE ADDED TO A CONCRETE MIX TO RENDER THE CONCRETE SURFACE, WHEN HARDENED…
Owned by: A.F. VAN WOLF
Serial Number: 71448020
K.D.S.
Filed: October 22, 1941
MATERIAL (IN LIQUID FORM) APPLICABLE TO MASONRY, CONCRETE, AND WOOD TO PRODUCE A DAMP-PROOF SURFACE
Owned by: A.F. VAN WOLF
Serial Number: 71448021
SEAMLAST
Filed: October 7, 1941
PREPARATION FOR FILLING IN SEAMS OR JOINTS IN ANY KIND OF CONSTRUCTION, WHETHER OF WOOD METAL OR OTHER MATERIAL; ALSO FOR…
Owned by: ESTATE OF H.B. FRED. KUHLS, THE
Serial Number: 71447593