Material or article handling equipment – Conveying – lifting – or transferring article – Mobile stair
Patent
1998-06-12
2000-02-01
Lucas, Susan J
Material or article handling equipment
Conveying, lifting, or transferring article
Mobile stair
1205
Patent
active
D04201892
REFERENCES:
patent: D327558 (1992-06-01), Giugiaro
patent: D344384 (1994-02-01), Yamamoto et al.
patent: D348756 (1994-07-01), Barret et al.
patent: 3144118 (1964-08-01), Fabula
patent: 3321059 (1967-05-01), Kroepel
patent: 3989133 (1976-11-01), Courson et al.
patent: 4798274 (1989-01-01), Saito
patent: 5156252 (1992-10-01), Mello et al.
patent: 5366060 (1994-11-01), Johnson et al.
Kleewein Gerhard
Thierer Walter
Inventio AG
Lucas Susan J
Ramirez Cynthia E.
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