1.-2. Test tube
Patent Grant
D801545
1.-2. Test tube
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|---|---|---|---|
| 3186556 | Forsstrom | Jun 1965 | A |
| 3607098 | Strande | Sep 1971 | A |
| 3680543 | Cox | Aug 1972 | A |
| D244555 | Wiedmann | May 1977 | S |
| D246600 | Kurata | Dec 1977 | S |
| 4119125 | Elkins | Oct 1978 | A |
| 4140489 | Lee | Feb 1979 | A |
| D258311 | Peterson | Feb 1981 | S |
| 4428384 | Raitto | Jan 1984 | A |
| D272856 | Percarpio | Feb 1984 | S |
| 4675299 | Witty | Jun 1987 | A |
| D296928 | Lee | Jul 1988 | S |
| D318728 | Braune | Jul 1991 | S |
| 5310527 | Romanauskas | May 1994 | A |
| 5422273 | Garrison | Jun 1995 | A |
| 5477863 | Grant | Dec 1995 | A |
| D428497 | Lapeus | Jul 2000 | S |
| D583058 | Short | Dec 2008 | S |
| D596759 | Burke | Jul 2009 | S |
| D621522 | Wilkinson | Aug 2010 | S |
| D743046 | Poll | Nov 2015 | S |
| D743539 | Chung | Nov 2015 | S |
| D743571 | Jackson | Nov 2015 | S |
| D782036 | Cai | Mar 2017 | S |
| D785455 | James | May 2017 | S |
| D786017 | Obatake | May 2017 | S |
| D786699 | Shipulin | May 2017 | S |
| D788315 | Matsuura | May 2017 | S |
| D789217 | Antons | Jun 2017 | S |
| 20040010233 | Hjertman | Jan 2004 | A1 |