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Y10T409/407175
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GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
Y10
USPC classification
Y10T
TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
Y10T409/00
Gear cutting, milling, or planing
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Y10T409/407175
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Patents Grants
last 30 patents
Information
Patent Grant
Horizontal external broaching machine
Patent number
4,109,560
Issue date
Aug 29, 1978
Oswald Forst Maschinenfabrik und Apparatebauanstalt GmbH
Gustav Esser
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
3599533
Patent number
3,599,533
Issue date
Aug 17, 1971
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
3550504
Patent number
3,550,504
Issue date
Dec 29, 1970
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
3472123
Patent number
3,472,123
Issue date
Oct 14, 1969
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
2055349
Patent number
2,055,349
Issue date
Sep 22, 1936
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
1434711
Patent number
1,434,711
Issue date
Nov 7, 1922
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
1392770
Patent number
1,392,770
Issue date
Oct 4, 1921
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
823833
Patent number
823,833
Issue date
Jun 19, 1906
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
275393
Patent number
275,393
Issue date
Apr 10, 1883
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents