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Inventor
KROEGER DANIEL E
4 patents
Patents
4 patents
US4137573A
Feb 6, 1979
Urine specimen collector
KROEGER DANIEL E
32 citations
88
US4583429A
Apr 22, 1986
Tab top can opener
KROEGER DANIEL E
21 citations
79
USD269246S
Jun 7, 1983
Pull tab opener
KROEGER DANIEL E
7 citations
71
USD267391S
Dec 28, 1982
Pull tab opener
KROEGER DANIEL E
6 citations
71