Search Results for: Ploughs soil erosion
reinforced (class / . f) potting or transplanting machine (class / . p) plant support placing machine, e.g., vine tying (class / . s) debarking, dethorning, or girdling (class / . d) water culture, apparatus or method (class / r) porous support (class / ) substrate or matrix, e.g., gel, artificial soil
class / ) budding (class / ) tree surgery (class / ) mulching (class / ) turpentine and rubber (class / ) buckets and spouts (class / ) tools (class / ) seed testers (class / ) roll (class / ) with heater (class / ) greenhouse, apparatus or method (class / ) bench or elevated bed, hotbed (class / ) soil...
https://patents.justia.com/patents-by-us-classification/47