Based on the information available, Patterson Road 2373 boat ramp in Martin Township, Michigan is a public boat launch ramp that provides access to a body of water known as the Rabbit River. The ramp is located at coordinates 42.59486771 latitude and -85.54798889 longitude.

According to the Michigan Department of Natural Resources, the Patterson Road 2373 boat ramp is a concrete ramp that is 20 feet wide, which is suitable for launching small to medium-sized boats. The parking area adjacent to the ramp can accommodate up to 10 vehicles and trailers.

The Rabbit River is a popular fishing spot in Michigan, known for its abundant population of trout, steelhead, and salmon. The river is also used for recreational boating, paddle sports, and kayaking. The Michigan Department of Natural Resources has classified the Rabbit River as a Type 4 stream, which means only non-motorized watercraft are allowed on the river.

In conclusion, the Patterson Road 2373 boat ramp in Martin Township, Michigan is a public concrete ramp that provides access to the Rabbit River. It is 20 feet wide and can accommodate small to medium-sized boats. The parking area can accommodate up to 10 vehicles and trailers. Only non-motorized watercraft are allowed on the Rabbit River.