|
US2160121A
|
|
Variable speed rotary sprinkler
|
|
US2119312A
|
|
Variable speed rotary sprinkler
|
|
US2214990A
|
|
Intermittent rotation sprinkler
|
|
US2121244A
|
|
Quick coupling valve with resilient cover
|
|
US2054554A
|
|
Rotary traveling sprinkler
|
|
US2075336A
|
|
Traveling sprinkler
|
|
US2051287A
|
|
Positive drive slow motion sprinkler
|
|
US2001180A
|
|
Traveling sprinkler
|
|
US2013233A
|
|
Traveling sprinkler
|
|
US1996899A
|
|
Sand eliminating mounting for sprinkler head spindles
|
|
US1970126A
|
|
Rotary cam drive sprinkler
|
|
US1910678A
|
|
Slow-speed rotation facilitator for sprinkler heads
|
|
US1811171A
|
|
Oscillating sprinkler
|
|
US1815395A
|
|
Slow motion rotary sprinkler
|
|
US1815880A
|
|
Slow motion rotary sprinkler
|
|
US1864975A
|
|
Vibration creating means
|
|
US1762503A
|
|
Self-closing valve
|
|
US1917632A
|
|
Sprinkler
|
|
US1668582A
|
|
Slow-speed-rotation facilitator for sprinkler heads
|
|
US1745005A
|
|
Sprinkler
|
