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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17/00
Connecting or other auxiliary members for forms, falsework structures, or shutterings
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E04G17/002
Workplatforms, railings; Arrangements for pouring concrete, attached to the form
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