May 1931 Environmental control apparatus Trademarks by day
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Environmental control apparatus Trademarks filed in May 1931
WOLVO

WOLVO

Filed: May 29, 1931
MOULDED RUBBER VALVE BALL WHICH IS USED IN WATER CLOSET TANKS
Owned by: WOLVERINE BRASS WORKS
Serial Number: 71315228

STREAMLINE

STREAMLINE

Filed: May 25, 1931
PLUMBING, STEAM FITTING AND GAS FITTING VALVES, PIPE HANGERS
Owned by: MUELLER INDUSTRIES, INC.
Serial Number: 71315003

AIRE-FLO

AIRE-FLO

Filed: May 18, 1931
FURNACES USING FUELS SUCH AS [ COAL, ] OIL, GAS [ , WOOD, COKE, AND SUCH MANUFACTURED FUELS AS MAY BE BURNED IN ORDINARY…
Owned by: LENNOX INDUSTRIES INC.
Serial Number: 71314700

HANDY ANDY

HANDY ANDY

Filed: May 6, 1931
[SEAT COVER AND DOOR STOP CUSHIONS,] SCREWS, NUTS [, BOLTS, BOLT HEADS, COTTER PINS, BALL-COCK CUPS, SEAT CAPS, AND COLLARS…
Owned by: HDS IP HOLDING, LLC
Serial Number: 71314253

"INSTALL IT YOURSELF WE'LL TELL YOU HOW"

Filed: May 1, 1931
BOILER EXPANSION TANKS. GASOLINE BLOW TORCHES. WATER STORAGE HEATERS AND TANKS. RANGE AND FURNACE BOILERS. BOILER STANDS…
Owned by: BARR & CREELMAN CO.
Serial Number: 71314035