DAVID H CALDWELL
Engineering in Marblehead, MA

License number
Massachusetts 13396
Expiration Date
Jun 30, 1984
Type
Industrial Engineer
Address
Address
Marblehead, MA 01945

Professional information

David Caldwell Photo 1

Lamp Bulb Packaging Container

US Patent:
D279655, Jul 16, 1985
Filed:
Aug 30, 1982
Appl. No.:
6/412755
Inventors:
David H. Caldwell - Marblehead MA
Robert M. Hurley - Lexington MA
Assignee:
GTE Products Corporation - Stamford CT
US Classification:
D 9418


David Caldwell Photo 2

Dual Lamp Bulb Package

US Patent:
D283309, Apr 8, 1986
Filed:
Jul 22, 1983
Appl. No.:
6/516023
Inventors:
David H. Caldwell - Marblehead MA
Robert M. Hurley - Lexington MA
Dan E. Picini - Boxford MA
Assignee:
GTE Products Corporation - Stamford CT
US Classification:
D 9337


David Caldwell Photo 3

Multiple Lamp Bulb Package

US Patent:
D309068, May 2, 1989
Filed:
Jan 6, 1986
Appl. No.:
6/816587
Inventors:
David H. Caldwell - Marblehead MA
Dan E. Picini - Boxford MA
Assignee:
GTE Products Corporation - Danvers MA
US Classification:
D 9418


David Caldwell Photo 4

Lamp Package

US Patent:
4441650, Apr 10, 1984
Filed:
Aug 30, 1982
Appl. No.:
6/412754
Inventors:
David H. Caldwell - Marblehead MA
Robert M. Hurley - Lexington MA
Assignee:
GTE Products Corporation - Stamford CT
International Classification:
B65D 8542
US Classification:
229 39B
Abstract:
A paperboard container for a pair of electric incandescent lamps which is in the form of a parellelepiped and includes as part thereof or secured thereto first and second pairs of lamp-engaging tab members which extend inwardly of the parrellelepiped to positively engage a respective one of the electric lamps at spaced locations thereon and cause the lamps to be in physical contact when positioned within the container. The container is formed from a single sheet of material through a series of folding and bending operations to thus provide an inexpensive and compact finished product.