Tortoise Energy Infrastructure Research and Development Expenses 1970-1969 | TYG

Tortoise Energy Infrastructure research and development expenses from 1970 to 1969. Research and development expenses can be defined as an expense arising from studies and product development processes.

Tortoise Energy Infrastructure Research and Development Expenses 1970-1969 | TYG

Tortoise Energy Infrastructure research and development expenses from 1970 to 1969. Research and development expenses can be defined as an expense arising from studies and product development processes.