|
US2249275A
|
|
Insulating material and method of manufacture
|
|
US2118264A
|
|
Light projection display means
|
|
US2051528A
|
|
Display mechanism
|
|
US1967529A
|
|
Method of making leather substitutes
|
|
US2033099A
|
|
Material for use as leather substitute and method of making same
|
|
US2076636A
|
|
Material in the nature of leather substitute and process of manufacture
|
|
US2065892A
|
|
Material for use as leather substitute and process of manufacture
|
|
US1932361A
|
|
Backing material
|
|
US2029172A
|
|
Material for leather substitute and other purposes
|
|
US1964591A
|
|
Light projecting device
|
|
US1872168A
|
|
Circular loom
|
|
US1844835A
|
|
Making artificial leather
|
|
GB276392A
|
|
Leather substitute and process of making the same
|
|
US1642394A
|
|
Artificial leather
|
|
GB238561A
|
|
Improvements in or relating to footwear
|
|
US1533668A
|
|
Manufacture of footwear
|
|
US1558271A
|
|
Process and mechanism for impregnating fibrous material
|
|
US1680497A
|
|
Impregnated fabric and process of making the same
|
|
US1520510A
|
|
Process of making shoe counters
|
|
US1524573A
|
|
Cement-integrated fibrous sheet and method of making it
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