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Francis D. Colligan
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New Haven, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Showerhead
Patent number
D475119
Issue date
May 27, 2003
Resources Conservation, Inc.
Francis D. Colligan
D23 - Environmental heating and cooling
Information
Patent Grant
Extendable showerhead
Patent number
D472302
Issue date
Mar 25, 2003
Resources Conservation, Inc.
Francis D. Colligan
D23 - Environmental heating and cooling
Information
Patent Grant
Showerhead
Patent number
D472305
Issue date
Mar 25, 2003
Resources Conservation, Inc.
Francis D. Colligan
D23 - Environmental heating and cooling
Information
Patent Grant
Showerhead
Patent number
D471953
Issue date
Mar 18, 2003
Resources Conservation, Inc.
Francis D. Colligan
D23 - Environmental heating and cooling