May 1925 Environmental control apparatus Trademarks by day
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Environmental control apparatus Trademarks filed in May 1925
HEGGIE-SIMPLEX

HEGGIE-SIMPLEX

Filed: May 27, 1925
HEATING BOILERS AND GARBAGE BURNERS
Serial Number: 71214958

ELCO

ELCO

Filed: May 23, 1925
WOOD SCREWS, WASHER HEAD SCREWS, MACHINE SCREWS, HEADLESS SCREWS, SPECIAL SCREWS, ROLLED THREAD PARTS, RIVETS, UPSET SHOULDERED…
Owned by: ASIA FASTENING (US), INC.
Serial Number: 71214786

KLIXON

KLIXON

Filed: May 15, 1925
[ WATER, STEAM, AND ] GAS VALVES
Owned by: TEXAS INSTRUMENTS INCORPORATED
Serial Number: 71214382

CRODON

CRODON

Filed: May 4, 1925
[VALVES AS FOLLOWS-PUMP VALVES, BALL VALVES, VALVE PARTS; LABORATORY FITTINGS AS FOLLOWS-FAUCETS, GAS COCKS, WATER COCKS…
Owned by: Chromium Corporation
Serial Number: 71213768

PYROGRAPH

PYROGRAPH

Filed: May 2, 1925
OXYACETYLENE CUTTING APPARATUS
Owned by: AIR REDUCTION COMPANY, INCORPORATED
Serial Number: 71213677

DUOGRAPH

DUOGRAPH

Filed: May 2, 1925
OXYACETYLENE CUTTING APPARATUS
Owned by: AIR REDUCTION COMPANY, INCORPORATED
Serial Number: 71213678