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1998-12-15
Self-floating floating casket for use in drilling and producing pffshore wells
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1994-11-22
Mixing cement for oil wells, their preparation and use in operation
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1995-12-19
Light wall structure for use in buildings
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1999-05-25
Nozzle for use in continuous steel casting
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1998-03-31
Roll protection structure and structure for use with construction machinery
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1998-12-08
Suspension device for civil engineering works and construction process
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1995-10-03
Hydraulic channel and crowning beam for use in civil construction
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2009-01-13
determination process and kit for use in determination.
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1998-09-15
Blocks and interlocking profiles for civil construction
BR9400536A
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1994-08-16
Steel forms for multiple use concrete
BR7601376U
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1998-07-28
Block layout for civil construction
BR9600419A
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1996-07-23
Improvements in block making machine for civil construction
TW420200U
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2001-01-21
H-shaped steel beam used in architecture and civil construction
BR9606112A
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1999-03-23
Non-burned germ products for use in civil construction
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1998-12-29
Closed safety net support device for use in building construction
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1998-01-27
Elastomeric joint for expansion and retraction in concrete structures
BR9603490A
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1999-01-05
Improvement in mortar for the manufacture of artifacts for the most varied areas of civil construction and other utilities
BR9602430A
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1998-10-06
Manual straightener for grouting
BR7300827U
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1994-12-06
Plug-in block for civil construction
BR7300347U
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1994-10-11
Lattice beam and panel for civil construction
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1991-12-17
BLOCK WITH INTERLOCK FOR USE IN CONSTRUCTIONS AND APPLICATION SYSTEM
BR7600295U
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1998-06-09
Improvement in roofing system for civil construction
BR9602072A
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1998-10-06
Mill for cookie and related waste
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1995-06-13
Hydraulic reamer and scissors
BR9503744A
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1998-12-15
Multiple electrode for the EDM of ribs in rebar rolling cylinders - iron for civil construction and / or others