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1928-11-12 |
1932-09-13 |
Metlox Corp Ltd |
Roofing tile and process
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1930-06-05 |
1934-12-04 |
Smith Corp A O |
Sheet metal pavement grid and method of making the same
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1938-05-31 |
1941-02-04 |
Interlake Iron Corp |
Cast iron pavement
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1939-08-12 |
1941-05-20 |
Interlake Iron Corp |
Cast iron pavement
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USD257557S
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1977-05-05 |
1980-11-25 |
Omark Industries, Inc. |
Rail fastening clip
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1979-01-29 |
1980-10-14 |
Flo-Pac Corporation |
Bracket plate
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1980-02-14 |
1983-08-09 |
Maurice Lacasse |
Corrugated metal panel
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1987-03-12 |
1990-04-17 |
Mel Happy |
Solar collector panel
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1992-10-14 |
1994-03-08 |
C-Loc Retention Systems, Inc. |
Corner adapter for corrugated barriers
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1995-05-19 |
2004-12-01 |
美国3M公司 |
突起的反光路面标志
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1997-07-16 |
1999-08-24 |
3M Innovative Properties Company |
Direction-indicating pavement marking having raised protuberances and method of making
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1998-12-09 |
2000-06-06 |
Con/Span Bridge Systems, Inc. |
Composite bridge deck pultrusion
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2000-06-26 |
2001-06-14 |
Gal Gag Ltd |
Corrugated plastic web and apparatus for the production thereof
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2004-02-26 |
2005-11-22 |
Debiasio Jr Lorenzo |
Backplate
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2006-08-08 |
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Pac-Tec, Inc. |
Retro-Reflective Pavement Markers
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2009-07-23 |
2013-02-05 |
Motosko Stephen J |
Roll-up/down storm shutter having corrugated shutter slats
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2014-01-24 |
2016-12-13 |
Byron Dixon |
Pavement marker
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2013-12-17 |
2015-09-08 |
Gage 78, Inc. |
Metal valley wall panel
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2014-04-11 |
2016-05-24 |
Charles City Timber and Mat, Inc. |
Temporary road mat with membrane
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2014-05-02 |
2015-03-31 |
Western Oilfields Supply Company |
Hose bridge segment
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2016-04-01 |
2017-10-05 |
Scorrboard, Llc |
System and method for producing multi-layered board having a corrugated medium and an embossed medium
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