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Phostrogen Trademarks
PHOSTROGEN
fertilizers for agricultural and domestic use, plant food, plant tonics, lawn food, lawn tonics
Cancelled
·
October 24, 1996
·
75187006
·
PHOSTROGEN
fresh fruits and vegetables; flower and vegetable seeds, live plants and flowers; humus top dressing, mulch
Cancelled
·
February 12, 1990
·
74028332
·
PHOSTROGEN
FERTILIZERS
Expired
·
April 14, 1976
·
73083858
·
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