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n4google.
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Subject Item
isa:327378241
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prov:value
While the invention will hereinafter be primarily described in connection with cement, mortar and concrete, it will be understood by those skilled in the art that it is equally useful in connection with such substances as gypsum and plaster of paris or, indeed, organic adhesives and the like.
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n4:com
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isap:421766716
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isa:327378241