Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1975-01-14
1976-04-06
Myhre, Charles J.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
165181, B21D 5302, B23P 1526, F28F 126
Patent
active
039479412
ABSTRACT:
A heat exchanger embodying an elongated tubular member with integral elongated fins extending transversely thereacross and projecting outwardly therefrom, the fins having integral openings extending therethrough.
REFERENCES:
patent: 2553142 (1951-05-01), McCreary
patent: 3247583 (1966-04-01), Hansson et al.
patent: 3269459 (1966-08-01), Popovitch
patent: 3781959 (1974-01-01), O'Connor
O'Connor Joseph M.
Pasternak Stephen F.
Myhre Charles J.
Peerless of America Incorporated
Streule, Jr. Theophil W.
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