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公开(公告)号:US3468066A
公开(公告)日:1969-09-23
申请号:US3468066D
申请日:1966-10-18
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E , BRICKER ROBERT E
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公开(公告)号:US3313285A
公开(公告)日:1967-04-11
申请号:US36267764
申请日:1964-04-27
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E , FLOHR JR WILLIAM P
IPC: B24B53/08
CPC classification number: B24B53/081
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公开(公告)号:US3299581A
公开(公告)日:1967-01-24
申请号:US39091564
申请日:1964-08-20
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E , DUNN ELMAN R
IPC: G01B5/25
CPC classification number: G01B5/25
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公开(公告)号:US3192675A
公开(公告)日:1965-07-06
申请号:US21193762
申请日:1962-07-16
Applicant: LANDIS TOOL CO
Inventor: FRIES JOHN R , PRICE RALPH E
CPC classification number: B24B49/18 , B24B47/20 , B24B47/203 , B24B49/04 , B24B49/12
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公开(公告)号:US3145507A
公开(公告)日:1964-08-25
申请号:US17656161
申请日:1961-03-01
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E , HAPPEL WILLIAM E
CPC classification number: B24B41/062 , Y10T82/26
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公开(公告)号:US2864211A
公开(公告)日:1958-12-16
申请号:US35511253
申请日:1953-05-14
Applicant: LANDIS TOOL CO
Inventor: BALSIGER HAROLD E , PRICE RALPH E
IPC: B24B5/42
CPC classification number: B24B5/42
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公开(公告)号:US2704423A
公开(公告)日:1955-03-22
申请号:US14322050
申请日:1950-02-09
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E
IPC: B24B3/22
CPC classification number: B24B3/22
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48.Speed control for hydraulic systems with compensation for viscosity changes 失效
Title translation: 液压系统的速度控制,补偿粘度变化公开(公告)号:US2572385A
公开(公告)日:1951-10-23
申请号:US496748
申请日:1948-01-29
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E
IPC: F15B21/04
CPC classification number: F15B21/045
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公开(公告)号:US2570592A
公开(公告)日:1951-10-09
申请号:US6971149
申请日:1949-01-07
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E
CPC classification number: B24B47/20 , F15B11/20 , Y10T82/2533 , Y10T408/6757 , Y10T409/305936
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公开(公告)号:US2509368A
公开(公告)日:1950-05-30
申请号:US70728146
申请日:1946-11-01
Applicant: LANDIS TOOL CO
Inventor: PRICE RALPH E
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