Tortoise Energy Independence Fund, Inc. Research and Development Expenses 1970-1969 | NDP
Tortoise Energy Independence Fund, Inc. 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 Independence Fund, Inc. Annual Research and Development Expenses (Millions of US $) |
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| Tortoise Energy Independence Fund, Inc. Quarterly Research and Development Expenses (Millions of US $) |
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