Lap blank for use in optical lens making

Information

  • Patent Grant
  • D320213
  • Patent Number
    D320,213
  • Date Filed
    Friday, October 21, 1988
    36 years ago
  • Date Issued
    Tuesday, September 24, 1991
    33 years ago
Abstract
Description
Claims
  • The ornamental design for a lap blank for use in optical lens making, as shown and described.
US Referenced Citations (11)
Number Name Date Kind
D84552 Siegel Jun 1931
D156439 Lebensfeld Dec 1949
D279801 Brockenshire Jul 1985
D300489 Antonellis Apr 1989
371457 Hersh Oct 1887
2699633 Lapenas et al. Jan 1955
2715509 Paige Aug 1955
3618271 Martiros Nov 1971
3906834 Gladwin Sep 1975
4239567 Wininas Dec 1980
4739546 Tachibana et al. Apr 1988