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Mason Keller Corp
Mason Kell
Active Patents
0
Total Holdings
2
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
USD263074S
Culture swab transport package with rupturable sealed secti…
Expired / Lapsed
1979-09-14
1982-02-16
1
Details
US2712717A
Packaging machine and method
Expired / Lapsed
1948-03-18
1955-07-12
0
Details