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Melvin Holznagel Phones & Addresses

  • 18638 Holznagel Rd, Sherwood, OR 97140 (503) 625-7121
  • 11616 Geranium Pl, Oregon City, OR 97045 (503) 557-2976
  • 4935 37Th Ave, Portland, OR 97221 (503) 244-0206
  • Beaverton, OR
  • Clackamas, OR
  • 4935 SW 37Th Ave, Portland, OR 97221

Publications

Us Patents

Combined Periscope And Flashlight

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US Patent:
D3474402, May 31, 1994
Filed:
Aug 10, 1992
Appl. No.:
7/927375
Inventors:
Melvin A. Holznagel - Sherwood OR
US Classification:
D16130

Portable Traffic Signal

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US Patent:
47060875, Nov 10, 1987
Filed:
Jan 24, 1985
Appl. No.:
6/694465
Inventors:
Melvin A. Holznagel - Sherwood OR
International Classification:
G08G 1095
US Classification:
340908
Abstract:
A portable traffic signal has a base for mounting on the bed of a transporting vehicle, an articulated frame pivotally attached to the base and capable of extending and contracting and a traffic signal light supported by the frame such that when the frame is extended the signal light is elevated and horizontally displaced from the transporting vehicle. When the frame is fully contracted, the signal light and the frame are compactly fitted onto the base. The frame comprises structural members connected by hinge assemblies in the form of two adjacent parallelograms and two adjacent quadrangles, the quadrangles being other than parallelograms such that when the frame is fully contracted the structural members are in substantial horizontal alignment above the bed.

Direct View Storage Tube Having Improved Readout Performance

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US Patent:
42753554, Jun 23, 1981
Filed:
Feb 23, 1979
Appl. No.:
6/014518
Inventors:
Melvin A. Holznagel - Sherwood OR
Assignee:
Tektronix, Inc. - Beaverton OR
International Classification:
H01J 2941
US Classification:
328124
Abstract:
A flood gun assembly for use in a cathode ray storage tube for uniformly distributing flood electrons over the surface of a storage target includes a mounting member for mounting the flood assembly within the storage tube and on which first flood gun means are mounted. Extensions provided by the mounting member extending toward the corners of the storage target and having second flood gun means mounted thereon.
Melvin A Holznagel from Sherwood, ORDeceased Get Report