(ABANDONED) IC 011. US 013 021 023 031 034. G & S: heating installations, heating apparatus
(ABANDONED) IC 035. US 100 101 102. G & S: retail and wholesale services of firewood, compressed wood and peat and heating pellets to third persons, including via the internet
(ABANDONED) IC 040. US 100 103 106. G & S: transformation and treatment of materials; production of energy
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