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US211619A
(en)
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1879-01-28 |
|
Improvement in perforating-stamps |
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US1594155A
(en)
|
|
1926-07-27 |
|
Ticket-clipping machine |
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US155347A
(en)
|
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1874-09-22 |
|
Improvement in devices for punching metal plates |
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(en)
|
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1887-12-06 |
|
Screw-punch |
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(en)
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1901-12-20 |
1902-08-05 |
Henry S Temple |
Punch.
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(en)
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1918-10-09 |
1921-07-12 |
Gray Charles Baxter |
Machine for cutting sheet-form material
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(en)
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1921-08-17 |
1922-10-10 |
Charles A Erickson |
Combined holder and punch for checks
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(en)
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1927-07-27 |
1928-04-10 |
George B Cady |
Hollow punch
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(en)
*
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1945-10-17 |
1947-11-25 |
John F Kopczynski |
Tool
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(en)
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1951-01-26 |
1955-05-24 |
Wales Strippit Corp |
Punch holder with controllable lifting spring
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1956-09-20 |
1959-04-21 |
George F Wales |
Punch construction and guide therefor
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(en)
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1962-10-25 |
1965-02-23 |
American Safety Table Co |
Down cutter assembly
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FR1477469A
(fr)
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1965-12-11 |
1967-04-21 |
|
Poinçonneuse hydraulique
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US3465634A
(en)
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1967-02-20 |
1969-09-09 |
Schjeldahl Co G T |
Punch
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FR2127331A5
(ja)
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1971-03-04 |
1972-10-13 |
Jestin Paul |
|
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(en)
*
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1975-07-07 |
1977-02-15 |
Houdaille Industries, Inc. |
Punching device with punch retainer
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*
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1977-08-10 |
1979-09-04 |
Houdaille Industries, Inc. |
Method of making a rigidly supported molded plastics material punch guide and stripper
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*
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1979-06-19 |
1980-12-23 |
Tlc Engineering, Inc. |
Centering and wear compensating means for punch presses and the like
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*
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1979-11-30 |
1981-03-24 |
Faull James K |
Piercing units
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1984-10-18 |
1987-09-29 |
Trumpf Gmbh & Co. |
Method and apparatus for nibbling cutouts with rectilinear and curvilinear contours by rotation of tooling with cutting surfaces of rectilinear and curvilinear contours and novel tooling therefor
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1988-08-19 |
1991-10-15 |
Mate Punch & Die Co. |
Punch assembly
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1989-06-16 |
1991-06-25 |
Frank Deni |
Punch guide
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*
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1990-08-30 |
1993-06-01 |
Hitachi, Ltd. |
Punching apparatus
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*
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1991-10-11 |
1993-01-05 |
Murata Machinery Limited |
Punch holder with stripper arrangement
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*
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1991-12-03 |
1993-11-09 |
Hovis Precision Products Division Of Rochez Bros., Inc. |
Method and apparatus for producing a stamped product
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(en)
*
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1993-02-23 |
1995-08-29 |
Aoyama Seisakusho Co., Ltd. |
Die for driving pierce nut
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*
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1993-12-29 |
1995-08-08 |
Murata Machinery, Ltd., Machine Tool Division |
Stripper arrangement for a punch holder
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IT1280683B1
(it)
*
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1995-01-25 |
1998-01-26 |
Sapim Amada Spa |
Dispositivo di tranciatura con punzone mobile
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1995-02-24 |
1997-05-27 |
Clix Products, Inc. |
Ergopunch
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US5752424A
(en)
*
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1995-06-06 |
1998-05-19 |
Wilson Tool International, Inc. |
Releasable tool piece punch assembly
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1995-09-28 |
1997-12-16 |
Shun-Yi; Wang |
Apparatus for shape cutting
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(en)
*
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1996-04-12 |
1998-11-24 |
Mate Precision Tooling |
Punch unit
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JP3222065B2
(ja)
*
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1996-07-03 |
2001-10-22 |
株式会社アマダ |
パンチ組立体及び板押え
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US5871788A
(en)
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1996-07-12 |
1999-02-16 |
Nestech Machine Systems, Inc. |
Punch and die assembly for closure liner insertion device
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JP3659785B2
(ja)
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1997-12-25 |
2005-06-15 |
株式会社トライヤーン |
パンチユニット
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CA2321078A1
(en)
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1998-02-16 |
1999-08-19 |
Ryobi North America, Inc. |
Apparatus for punching steel studs
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