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US2194279A
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Skeleton framework structure and method of constructing the same
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US1957999A
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Pile driving apparatus
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US1889599A
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Method of filling voids in soil
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US1895985A
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Construction of retaining walls
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US1604277A
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Underpinning
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US1698543A
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Underpinning
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US1654644A
|
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Constructing piles
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US1794892A
|
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Forming piles
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US1558430A
|
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Underpinning
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US1236556A
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Hollow core for use in making concrete piles.
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US1216225A
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Horizontal sheeting.
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US1129192A
|
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Method of underpinning buildings.
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US1093262A
|
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Method of underpinning buildings.
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US1101738A
|
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Method of underpinning buildings.
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US1143184A
|
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Method of lining excavations and horizontal sheeting.
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US1090911A
|
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Interlocking metal sheeting.
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US1093261A
|
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Method of underpinning buildings.
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US1063869A
|
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Method of underpinning buildings, &c.
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US1085600A
|
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Method of underpinning buildings and other structures.
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US1060077A
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Method of extending foundations.
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