Baltimore, Maryland
United States
4
2009-08-13
Nelson Roos from Baltimore, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Spectacle temple for lens
#2 | 2008-06-05Break away hinge for spectacles
#3 | 2008-05-08Spectacle hinge for providing on off power
#4 | 2008-05-01Universal endpiece for spectacle temples
4002984 ⎘