Cutlery
Patent
1980-12-22
1982-08-24
Stearns, Richard R.
Cutlery
166176, 166241, 308DIG8, F16C 2900
Patent
active
RE0310166
ABSTRACT:
An anti-friction sucker rod coupling and guide apparatus comprises:
REFERENCES:
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patent: 2153787 (1939-04-01), Anderson
patent: 2200758 (1940-05-01), Thaheld
patent: 2572307 (1951-10-01), Brown et al.
patent: 3103391 (1963-09-01), Leathers
patent: 3197262 (1965-07-01), Fairchild
patent: 3528499 (1970-09-01), Collett
patent: 4015949 (1977-04-01), Baker et al.
Coleman, Jr. Robert B.
Conoco Inc.
Stearns Richard R.
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