04058930 is referenced by 23 patents and cites 9 patents.

A turf growing apparatus which comprises a container having a bottom and an upwardly extending side wall, and a collar releasably attached to the exterior of the upright side wall and extending above the top of the side wall. Grass is grown in a grass-growing medium which extends above the top of the side wall and fills the area enclosed by the collar. The collar is removed upon installation of the apparatus and the grass thereby is supported by and is contiguous with the surface in which the apparatus is placed.

Title
Turf growing apparatus
Application Number
5/645341
Publication Number
4058930
Application Date
December 30, 1975
Publication Date
November 22, 1977
Inventor
Oscar L Miles
7845 Sunset Lane, Indianapolis, 46260
IN, US
Agent
Woodard Weikart Emhardt & Naughton
IPC
A01G 9/02
View Original Source