Gantt chart excel template.xlsx

	B	C	D	E
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2	o.n.	Tasks	Duration [days]	Start time [days]
3	1	Product concept development	14	0
4	2	Product design	30	14
5	3	Testing prototypes	54	44
6	4	Mass production	40	98
7	5	Preparing marketing materials	14	138
8	6	Advertising campaign	24	152
9	7	Set up a distribution network	60	176
10	8	Introducing a product to the market	7	236
11	9	Sales analysis and customer feedback	28	243
12	10	Product improvement	21	271
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