USD420189SExpiredUtility

Escalator including a step chain

62
Assignee: INVENTIO AGPriority: Jun 12, 1998Filed: Jun 12, 1998Granted: Feb 1, 2000
Est. expiryJun 12, 2018(expired)· nominal 20-yr term from priority
Inventors:Gerhard KleeweinWalter Thierer
62
PatentIndex Score
13
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an escalator including a step chain, as shown and described.

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