2158952

Information

• Patent Grant
• 2158952

• References
• Source

• Patent Number

  2,158,952

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1939
  86 years ago

• CPC

  • A01G25/00 - Watering gardens, fields, sports grounds, or the like
  • A01G2025/003 - with an impermeable layer in the ground

• US Classifications

  • 047 - Plant husbandry
  • 106 - Compositions: coating or plastic
  • 405 - Hydraulic and earth engineering