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公开(公告)号:US1595328A
公开(公告)日:1926-08-10
申请号:US7696225
申请日:1925-12-22
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/00
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公开(公告)号:US1595325A
公开(公告)日:1926-08-10
申请号:US66385423
申请日:1923-09-20
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/003 , A61H2201/105
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公开(公告)号:US1819628A
公开(公告)日:1931-08-18
申请号:US23225227
申请日:1927-11-10
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/003 , A61H2201/105
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公开(公告)号:US1595327A
公开(公告)日:1926-08-10
申请号:US413725
申请日:1925-01-23
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/003 , A61H2201/105
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公开(公告)号:US1595326A
公开(公告)日:1926-08-10
申请号:US68549324
申请日:1924-01-11
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/003 , A61H2201/105
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公开(公告)号:US1595324A
公开(公告)日:1926-08-10
申请号:US55753922
申请日:1922-05-01
Applicant: ESS LAB INC VAN
Inventor: SANT ROBERT H VAN
IPC: A61H7/00
CPC classification number: A61H7/00
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