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US2982059A
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Hand sander for flat and variously curved surfaces
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US2911769A
|
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Hand sanders
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|
US2749603A
|
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Manufacture of mechanical bindings
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US2612166A
|
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End lock for rings of mechanical bindings
|
|
US2608700A
|
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Binder ring opening device
|
|
US2595429A
|
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Hand sander
|
|
US2595428A
|
|
Sander
|
|
US2555947A
|
|
Binder ring closing mechanism
|
|
US2557521A
|
|
Sectional binder
|
|
US2572681A
|
|
Mechanical binding
|
|
US2645816A
|
|
Manufacture of mechanical bindings
|
|
US2595427A
|
|
End lock for rings of mechanical binders
|
|
US2555946A
|
|
Sander
|
|
US2502493A
|
|
Mechanical binding
|
|
US1141157A
|
|
Temporary binder.
|
|
CA117540A
|
|
Temporary binder
|
|
US924017A
|
|
Safety-pocket.
|
|
CA509621A
|
|
Mechanical bindings
|
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CA513462A
|
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Hand sander
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