Machines not elsewhere specified – Agricultural or construction machinery – Drilling – mining – or soil treatment
Design Patent
2007-09-25
2007-09-25
Zarfas, Louis S. (Department: 2914)
Machines not elsewhere specified
Agricultural or construction machinery
Drilling, mining, or soil treatment
CD25S199000
Design Patent
active
29265868
CLAIM:
The ornamental design for a guard for well operations apparatus, as shown and described.
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Dworzecka Anna K.
McClung Guy
Varco I/P Inc.
Zarfas Louis S,.
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