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David Knablein Phones & Addresses

  • Erie, PA
  • 550 Church St, Waterford, PA 16441 (814) 796-3511
  • Westfield, PA

Publications

Us Patents

Indoor Greenhouse

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US Patent:
42914949, Sep 29, 1981
Filed:
Aug 1, 1979
Appl. No.:
6/062709
Inventors:
David J. Knablein - Fairview PA
Chandler D. Rees - Erie PA
International Classification:
A01G 924
US Classification:
47 17
Abstract:
A portable greenhouse which includes a base, a cover, and trays. The bottom of the base is corrugated, the bottom of the trays are corrugated. The base, cover and trays all have a peripheral flange. The flanges engage with each other to form a seal around the periphery of the greenhouse. The trays have apertures in the bottom. The cover is transparent with longitudinal and lateral ribs and an air flow vent.
David J Knablein from Erie, PADeceased Get Report