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公开(公告)号：US1801750A
公开(公告)日：1931-04-21
申请号：US74778424
申请日：1924-11-04
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： MCEACHERN JOSEPH H
IPC: B60P3/22
CPC classification number: B60P3/225 , Y10T137/1812 , Y10T137/1834 , Y10T137/4874
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公开(公告)号：US1962608A
公开(公告)日：1934-06-12
申请号：US61008432
申请日：1932-05-09
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： MCEACHERN JOSEPH H
IPC: A47F7/28
CPC classification number: A47F7/288
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公开(公告)号：US1902876A
公开(公告)日：1933-03-28
申请号：US12333026
申请日：1926-07-19
Applicant: STANDARD OIL CO CALIFORNIA
Inventor： MCEACHERN JOSEPH H
CPC classification number: B60P3/225 , F16K17/383 , Y10T137/6881
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