|
US1675509A
|
|
Ring book and method of assembly
|
|
US1575591A
|
|
Ring-book lock
|
|
US1575450A
|
|
Ring-book cover
|
|
US1533447A
|
|
Apparatus and process for electroplating metal and forming articles therefrom
|
|
US1516115A
|
|
Memorandum book
|
|
US1498194A
|
|
Loose-leaf binder
|
|
US1470282A
|
|
Method of producing loose-leaf-binder covers
|
|
US1484677A
|
|
Flexible folder
|
|
US1516114A
|
|
Loose-leaf-record binder
|
|
US1473247A
|
|
Quick-release means for loose-leaf books
|
|
US1527374A
|
|
Loose-leaf book and method of assembly
|
|
US1467808A
|
|
Transfer binder
|
|
US1533442A
|
|
Mechanism for shifting binder posts
|
|
US1479919A
|
|
Loose-leaf binder
|
|
US1439479A
|
|
Shifting-post binder
|
|
US1498188A
|
|
Shifting-post binder
|
|
US1437505A
|
|
Method for finishing the raw edges of coated fabric or the like
|
|
US1371583A
|
|
Loose-leaf binder
|
|
US1443566A
|
|
Leaf-upsetting tray for vertical files for machine bookkeeping
|
|
US1405993A
|
|
Leaf-upsetting device
|
