They are made by Ryobi which was briefly bought by MTD and made trimmers with several of the MTD-owned brands. Now I believe it is still partially MTD-owned, but is a separate entity.
From 1928 to 1939 it was Gilson Bolens and there after became just Bolens
Harry W. Bolens was born in 1864.
Harry W. Bolens died in 1944.
Not all trimmers come with a comb,it is an accessory with some trimmers.
The only push button string trimmers are electric and cordless models.There are only a few cordless models,but electric trimmers are made by everyone.
how to replace pull wrope on bolens bl110
Power trimmers do save much more time than normal trimmers, but are more difficult to maintain.
Most often gas trimmers are more powerful then their electric counterparts.
There were over 41 trimmers on board Titanic :)
Trimmers, Weedeater, Weedwhacker, String trimmers.
Electric trimmers are more convenient as they can be charged at home, but may not last as long as gas trimmers before needing to be recharged.