FR761591A
(en )
1934-03-22
Plasterboard or slab
DK50695C
(en )
1935-09-23
Cladding for Floors or Ceilings in Floor Separations or for Walls.
DK53863C
(en )
1937-11-15
Cladding for Floors or Ceilings in Floor Separations or for Walls.
CH160038A
(en )
1933-02-15
AC relay.
ES1109Y
(en )
1933-03-16
Pieces for ceilings and floors.
FR746380A
(en )
1933-05-27
Floor tiles for soundproof and insulating floors
DK56752C
(en )
1939-10-02
Support hook for Floor partitions Formwork.
DK54181C
(en )
1938-01-17
Parquet floor.
FR734088A
(en )
1932-10-15
Floor polisher
FR752979A
(en )
1933-10-04
elements for the construction of insulating parquet floors
FR748030A
(en )
1933-06-27
Floor slab beam
FR43095E
(en )
1934-02-08
Concrete ceiling
ES128264A2
(en )
1932-12-01
Improvements in the construction of floor holes or floors with blocks.
CH167411A
(en )
1934-02-28
Building block.
FI16898A
(en )
1936-01-31
Parquet floor
ES128833A1
(en )
1933-01-01
Procedure for obtaining decorative rubber compositions for floors, walls, ceilings and other surfaces.
FR826296A
(en )
1938-03-28
Soundproof parquet floor
FR780496A
(en )
1935-04-26
Soundproof floors without props
FR788885A
(en )
1935-10-18
Reinforced concrete joist floors
DK50995C
(en )
1935-12-09
Holder for stair runners or stair carpets.
ES135468A3
(en )
1934-11-01
Procedure for laying floor, ceiling and wall coverings.
CA325655A
(en )
1932-09-06
Wood flooring block
CA327813A
(en )
1932-11-22
Wood block floor
DK51882C
(en )
1936-07-13
Beam layer for Floors.
GR5415B
(en )
1935-09-05
CONCRETE FLOOR (FLOOR).