which teams have never lost the stanley cup

The Vancouver Millionaires lost in the 1918 Stanley Cup Finals against the Toronto Arenas, 3 games to 2.

	TEAM	SEASON	SERIES	GP	W	L	T	PTS	PTS%	G	GA	DIFF
1	Millionaires	1917-18	Stanley Cup Finals	5	2	3	0	4	.400	21	18	3
2	Metropolitans	1919-20	Stanley Cup Finals	5	2	3	0	4	.400	11	15	-4
3	Millionaires	1920-21	Stanley Cup Finals	5	2	3	0	4	.400	12	12	0
4	Millionaires	1921-22	Stanley Cup Finals	5	2	3	0	4	.400	9	16	-7
5	Eskimos	1922-23	Stanley Cup Finals	2	0	2	0	0	.000	1	3	-2
6	Tigers	1923-24	Stanley Cup Finals	2	0	2	0	0	.000	1	9	-8
7	Canadiens	1924-25	Stanley Cup Finals	4	1	3	0	2	.250	8	16	-8
8	Cougars	1925-26	Stanley Cup Finals	4	1	3	0	2	.250	3	10	-7
9	Bruins	1926-27	Stanley Cup Finals	4	0	2	2	2	.250	3	7	-4
10	Maroons	1927-28	Stanley Cup Finals	5	2	3	0	4	.400	6	5	1
11	Rangers	1928-29	Stanley Cup Finals	2	0	2	0	0	.000	1	4	-3
12	Bruins	1929-30	Stanley Cup Finals	2	0	2	0	0	.000	3	7	-4
13	Black Hawks	1930-31	Stanley Cup Finals	5	2	3	0	4	.400	8	11	-3
14	Rangers	1931-32	Stanley Cup Finals	3	0	3	0	0	.000	10	18	-8
15	Maple Leafs	1932-33	Stanley Cup Finals	4	1	3	0	2	.250	5	11	-6
16	Red Wings	1933-34	Stanley Cup Finals	4	1	3	0	2	.250	7	9	-2
17	Maple Leafs	1934-35	Stanley Cup Finals	3	0	3	0	0	.000	4	10	-6
18	Maple Leafs	1935-36	Stanley Cup Finals	4	1	3	0	2	.250	11	18	-7
19	Rangers	1936-37	Stanley Cup Finals	5	2	3	0	4	.400	8	9	-1
20	Maple Leafs	1937-38	Stanley Cup Finals	4	1	3	0	2	.250	8	10	-2
21	Maple Leafs	1938-39	Stanley Cup Finals	5	1	4	0	2	.200	6	12	-6
22	Maple Leafs	1939-40	Stanley Cup Finals	6	2	4	0	4	.333	11	14	-3
23	Red Wings	1940-41	Stanley Cup Finals	4	0	4	0	0	.000	6	12	-6
24	Red Wings	1941-42	Stanley Cup Finals	7	3	4	0	6	.429	19	25	-6
25	Bruins	1942-43	Stanley Cup Finals	4	0	4	0	0	.000	5	16	-11