Patent International Class: B21D 53/64
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Razor blade and method of manufacture
Inventor: Neamtu, et al. | Patent Number: 6957598
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Composite utility knife blade
Inventor: Korb, et al. | Patent Number: 6701627
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Razor blade
Inventor: Neamtu, et al. | Patent Number: 6629475
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Cutting blade bending apparatus capable of precisely forming acute angle
Inventor: Park | Patent Number: 6629442
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Working apparatus and method for band blade
Inventor: Yamada | Patent Number: 6487887
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Method for bending and cutting metal strip material
Inventor: Park | Patent Number: 6367302
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Device for forming cutting blade for prints
Inventor: Park | Patent Number: 6145359
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Method of increasing the strength of a blade, and a blade
Inventor: Jonkka, et al. | Patent Number: 5992204
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Apparatus for manufacturing support members for razor blades
Inventor: Wilson, et al. | Patent Number: 5823082
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Razor blade manufacture
Inventor: Wilson, et al. | Patent Number: 5701788
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Apparatus for bending a band-shaped work
Inventor: Yamada | Patent Number: 5495741
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Knife bending apparatus
Inventor: Yanagimoto | Patent Number: 5481896
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Automatic bending apparatus and marking device for band-shaped work
Inventor: Tachibana | Patent Number: 5463890
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Method of manufacturing a knife blade
Inventor: Coppier | Patent Number: 5241883
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Method of manufacturing an inner cutter for a dry shaver
Inventor: Yada | Patent Number: 5214833
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Process for manufacturing cutting blades
Inventor: Gouttebarge | Patent Number: 5181321
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Rivet connector for hedge cutting blade
Inventor: Kuzarov, et al. | Patent Number: 5153996
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Vegetation cutting tool and method of manufacture
Inventor: Raetz, et al. | Patent Number: 5138908
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Method of forming perforating rule and blades
Inventor: Montrose | Patent Number: 5117721
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Method of making a knife having a scalloped cutting edge
Inventor: Fischer, et al. | Patent Number: 5097727
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Vegetation cutting tool and method of manufacture
Inventor: Raetz, et al. | Patent Number: 5093999
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Method of making a knife having a scalloped cutting edge
Inventor: Fischer, et al. | Patent Number: 5022299
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Cut off blade for severing multiple layers of thin polymeric sheet material
Inventor: Longworth | Patent Number: 4913767
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Method of making a knife having a scalloped cutting edge
Inventor: Fischer, et al. | Patent Number: 4891885
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Method of manufacturing a double-edged peeling knife
Inventor: Pallien | Patent Number: 4887495
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Method of manufacturing a double-edged peeling knife
Inventor: Pallien | Patent Number: 4887495
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Method of manufacturing shear blades for shearing hot glass
Inventor: Groethe | Patent Number: 4515002
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Method for making table knives having a silver-plated handle
Inventor: Probost | Patent Number: 4272332
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Process for manufacturing bent knives
Inventor: Miller | Patent Number: 4198883
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Method of making knives
Inventor: Ritter, et al. | Patent Number: 4147918
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Single piece tree shear blade having cylindrically curved cutting portion and method of making same
Inventor: Dunn, III, et al. | Patent Number: 4061167
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Method of making outer blades for electric shavers
Inventor: Nakamura | Patent Number: 4061056