Patent classifications
E
FIXED CONSTRUCTIONS
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E04
BUILDING
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E04G
SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
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11/00
Forms, shutterings, or falsework for making walls, floors, ceilings, or roofs
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E04G11/36
for floors, ceilings, or roofs of plane or curved surfaces; end formpanels for floor shutterings
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E04G11/48
Supporting structures for shutterings or frames for floors or roofs
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E04G11/50
Girders, beams, or the like as supporting members for forms
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E04G11/54
of extensible type, with or without adjustable supporting shoes, fishplates, or the like
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E04G11/56
of telescopic type
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