Operator for upwardly acting door

Details Operator for upwardly acting door Operator for upwardly acting door

2006-03-21

2006-03-21

Davis, Antoine D. (Department: 2915)

Machines not elsewhere specified

Miscellaneous

Design Patent

active

D0517580

CLAIM:
The ornamental design for an operator for upwardly acting door, as shown and described.

REFERENCES:
patent: 4167833 (1979-09-01), Farina et al.
patent: 5698073 (1997-12-01), Vincenzi
patent: D402300 (1998-12-01), Doppelt et al.
patent: D413055 (1999-08-01), Mullet et al.
patent: D432551 (2000-10-01), Luke
patent: D434054 (2000-11-01), Luke
patent: D434785 (2000-12-01), Luke
patent: D466141 (2002-11-01), Mullet et al.
patent: D472568 (2003-04-01), Mullet et al.
patent: D472910 (2003-04-01), Mullet et al.
patent: D473573 (2003-04-01), Mullet et al.
patent: D473574 (2003-04-01), Mullet et al.
patent: D474215 (2003-05-01), Mullet et al.
patent: 0 939 189 (1999-02-01), None
International Door&Operator Industry, Summer 1998, cover and p. 133.

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