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David A Friedersdorff

from Flower Mound, TX
Age ~60

David Friedersdorff Phones & Addresses

  • 3821 Park Bend Dr, Flower Mound, TX 75022 (972) 539-0102 (972) 539-0211
  • 3400 Waketon Rd, Flower Mound, TX 75028 (972) 539-0102
  • Flowermound, TX

Professional Records

License Records

David Alan Friedersdorff

Address:
3400 Waketon Rd, Flower Mound, TX
License #:
EI.0011393 - Expired
Category:
Civil Engineer
Issued Date:
Jan 1, 1900

Business Records

Name / Title
Company / Classification
Phones & Addresses
David A Friedersdorff
EAGLE BURRITO LIMITED LIABILITY COMPANY
3400 Waketon Rd, Flower Mound, TX 75028

Publications

Us Patents

Moving Light With Follow Spot

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US Patent:
20110164428, Jul 7, 2011
Filed:
Dec 2, 2010
Appl. No.:
12/959095
Inventors:
Rusty Brutsche - Dallas TX, US
James Bornhorst - Dallas TX, US
Steve Washington - Dallas TX, US
Russell Mahaffey - Dallas TX, US
David Friedersdorff - Dallas TX, US
Ted Samuelson - Dallas TX, US
Assignee:
PRODUCTION RESOURCE GROUP L.L.C - New Windsor NY
International Classification:
F21V 21/30
US Classification:
362427
Abstract:
A luminaire that has multiple removable handles thereon, and can operate in multiple different modes, including a mode where a manual follow spot can occur. To operate in the manual follow spot mode, the luminaire is placed into a free moving mode in which it can be moved, and then the luminaire is moved using the removable handles to manually place the luminaire in a desired location. Then, the luminaire is commanded to remain in that desired location by turning on breaks or the like. In the manual movement mode, movement of the luminaire is manually controlled and not remotely controlled and all of at least color, gobo, beam size and other parameters are remotely controlled.

Dual In Focus Gobo

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US Patent:
20110170072, Jul 14, 2011
Filed:
Jan 12, 2010
Appl. No.:
12/686308
Inventors:
Russel B. Mahaffey - Highland Village TX, US
Breck M. Outland - Dallas TX, US
David A. Friedersdorff - Flower Mound TX, US
Assignee:
PRODUCTION RESOURCE GROUP L.L.C - New Windsor NY
International Classification:
F21S 10/00
F21V 17/02
G03B 21/14
US Classification:
353 62, 362322, 353121
Abstract:
A gobo holder with two gobos that are rotatable one relative to the other. The gobos are located with their patterned surfaces facing one another and very close to one another so that both can be in focus at the same time.

Moving Light With Follow Spot

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US Patent:
20150016127, Jan 15, 2015
Filed:
Sep 28, 2014
Appl. No.:
14/499214
Inventors:
- New Windsor NY, US
James Bornhorst - Dallas TX, US
Steve Washington - Dallas TX, US
Russell Mahaffey - Dallas TX, US
David Friedersdorff - Dallas TX, US
Ted Samuelson - Dallas TX, US
Assignee:
PRODUCTION RESOURCE GROUP LLC - Windsor NY
International Classification:
F21V 21/30
F21V 21/008
F21V 21/108
F21S 8/00
US Classification:
362428
Abstract:
A luminaire that has multiple removable handles thereon, and can operate in multiple different modes, including a mode where a manual follow spot can occur. To operate in the manual follow spot mode, the luminaire is placed into a free moving mode in which it can be moved, and then the luminaire is moved using the removable handles to manually place the luminaire in a desired location. Then, the luminaire is commanded to remain in that desired location by turning on breaks or the like. In the manual movement mode, movement of the luminaire is manually controlled and not remotely controlled and all of at least color, gobo, beam size and other parameters are remotely controlled.
David A Friedersdorff from Flower Mound, TX, age ~60 Get Report