La Mesa, California
United States
3
2022-06-07
The entities that hold a legal rights for patent applications filed by inventor Spitsbergen Michael:
Michael Spitsbergen from La Mesa, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Portable hoist system with adjustment features
#2 | 2020-08-04Transportable mounting apparatus for portable hoist systems
#3 | 2015-03-26Portable crane for use in wind turbines
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