Inventor
VOELZKE VERNON P
US5 patents
Patents
5 patentsUS5321417AJun 14, 1994
Visual display panel
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US6154945ADec 5, 2000
Process for removing a sign display module
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US5779351AJul 14, 1998
Matrix display with multiple pixel lens and multiple partial parabolic reflector surfaces
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US6631575B1Oct 14, 2003
LED and light diffuser for a lighted sign
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US6144562ANov 7, 2000
Component mounting bracket system
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