Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent
1984-04-24
1987-01-13
Kemper, Catherine E.
Environmental heating and cooling; fluid handling and sanitary e
Heating or cooling
Element or attachment, not elsewhere specified
Patent
active
D02877511
REFERENCES:
patent: D157014 (1950-01-01), Walker
patent: D232028 (1974-07-01), Beldarrain
patent: 3313920 (1967-04-01), Gallez
patent: 3961157 (1976-06-01), Miller et al.
patent: 4294003 (1981-10-01), Coverstone
Kemper Catherine E.
Rakennusvalmiste Oy
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