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US1184518A
|
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Counter-board and method of preparing the same.
|
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US1131039A
|
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Leather-board and process of producing the same.
|
|
US1128290A
|
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Method or process of making leather-board.
|
|
US1234315A
|
|
Leather-board and process of making the same.
|
|
US1065028A
|
|
Composite leather or leather substitute and process of producing same.
|
|
US1119345A
|
|
Process for the production of leather-fiber board.
|
|
US1021660A
|
|
Process for the production of leather-board stock.
|
|
US1033538A
|
|
Process for the production of stock for leather-board.
|
|
US1063958A
|
|
Process for the production of leather-board stock.
|
|
US1152294A
|
|
Process for producing stock for leather-board and leather-board.
|
|
US981591A
|
|
Process of making leather-board.
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