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Fred T Roberts and Co
Fred T Rob
Active Patents
0
Total Holdings
3
Patent Holdings
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Patent No.
Title
Status
Filing Date
Grant Date
Claims
Actions
US3349806A
Reinforced hose construction and method of making the same
Expired / Lapsed
1964-12-07
1967-10-31
2
Details
US3222728A
Apparatus for making molded flexible hose
Expired / Lapsed
1962-07-18
1965-12-14
2
Details
US3076737A
Corrugated annularly reinforced hose and method for its man…
Expired / Lapsed
1957-11-15
1963-02-05
2
Details