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GB365564A
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Treatment of animal fibres
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GB360968A
|
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Production of compound materials or fabrics from fibres
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GB360017A
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Improvements in or relating to the making of sheet material from fibres produced from hides or skins
|
|
GB360371A
|
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Improvements in or relating to the manufacture of sheet material from fibres produced from animal hides and skins
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US1777834A
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Treating of animal-skin products
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US1777835A
|
|
Treating of animal-skin products
|
|
US1777837A
|
|
Treating of animal-skin products
|
|
US1777832A
|
|
Treating of animal-skin products
|
|
US1777839A
|
|
Treating of animal-skin products
|
|
US1777836A
|
|
Treating of animal-skin products
|
|
US1777833A
|
|
Treating of animal-skin products
|
|
US1777838A
|
|
Treating of animal-skin products
|
|
US1827356A
|
|
Treatment of animal fibers
|
|
US1777831A
|
|
Treating of animal-skin products
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US1770814A
|
|
Pressure roller of machines for manufacturing felted sheets
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DE521505C
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Suction box for continuously working paper machines
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CA310249A
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Continuous machine for removmoving water from the slurry
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